Mexican Tortilla Casserole is a comforting and flavorful dish that combines layers of seasoned ground beef, melted cheese, refried beans, salsa, tortillas, and other Mexican-inspired ingredients. Its appeal lies in its simplicity, making it a go-to recipe for busy weeknights or casual gatherings. This casserole offers a delightful fusion of flavors—savory, spicy, cheesy, and zesty—creating a meal that’s hearty and satisfying.

One of the reasons this dish is so popular is because it’s incredibly easy to make, requiring only basic ingredients and minimal prep time. Each layer adds a new texture and taste, from the tender tortillas to the creamy beans and melted cheese. The use of taco seasoning and salsa gives the casserole a distinct Mexican flair without needing to spend hours in the kitchen.

This casserole is also perfect for family meals, as it can feed a crowd and is easy to customize according to taste preferences. Whether you like it mild or spicy, you can adjust the ingredients accordingly. Additionally, it’s ideal for preparing ahead of time, making it convenient for meal prepping or planning for parties and gatherings.

Ingredients Breakdown

Ground Beef: This is the main protein in the dish, offering a savory and filling base. You can substitute ground beef with leaner options like ground turkey or chicken if you prefer a lighter version. Vegetarian alternatives like crumbled tofu or meat substitutes work well, too.

Diced Onion: Onions add a subtle sweetness and depth to the ground beef as it cooks. The onion’s sharpness mellows when sautéed, enhancing the overall flavor of the dish. Cooking them until translucent helps integrate their flavor smoothly with the beef.

Taco Seasoning Mix: A store-bought taco seasoning mix adds key spices like cumin, chili powder, garlic, and oregano. These spices are essential in giving the casserole its authentic Mexican-inspired taste. If you want more control over the flavor, you can make your own taco seasoning.

Shredded Cheddar Cheese: Cheddar cheese provides the rich, creamy, and melty texture that ties all the layers together. It melts well, creating a gooey top layer. Alternatives like Monterey Jack or a Mexican cheese blend can be used for variation.

Refried Beans: These add a creamy consistency and help bind the layers together. Refried beans also introduce a mildly earthy flavor that complements the spicier elements of the dish. Black beans can be used as a substitute for a slightly different taste and texture.

Rice: Rice adds substance and texture to the casserole. Minute Rice is a great option for its speed and ease of preparation, but any cooked rice will work. Brown rice can be used for a heartier, whole-grain version.

Mexican Blend Corn: This canned corn adds sweetness and a slight crunch to the dish. It’s important to drain the corn to avoid adding extra moisture to the casserole. The sweet and juicy corn contrasts nicely with the spicy and savory ingredients.

Flour Tortillas: The tortillas serve as the foundation for each layer, holding the ingredients together. Flour tortillas are soft and pliable, making them ideal for stacking. You can swap these for corn tortillas for a more traditional flavor or a gluten-free option.

Salsa: Salsa adds moisture, zest, and spice. You can choose a mild, medium, or hot variety depending on your heat preference. Chunky salsa is ideal for adding texture, while a smoother salsa will provide more moisture.

Preparation Tips

To make the process of assembling a Mexican Tortilla Casserole easier, it’s best to prepare your ingredients ahead of time. This means browning the ground beef, cooking the rice, and shredding the cheese in advance. Prepping ingredients will streamline the layering process, allowing you to focus on building the casserole efficiently.

When it comes to selecting a baking dish, springform pans, round cake pans, or classic casserole dishes all work well. A springform pan allows for easier removal of the casserole in neat layers, but any deep dish will suffice. Be sure to spray your pan with cooking spray to prevent sticking and make cleanup easier.

Always preheat your oven to ensure the casserole cooks evenly. Spreading ingredients like refried beans can be tricky, so warming them slightly before layering will make them easier to spread over the tortillas. When layering, try to distribute the ingredients evenly to ensure every bite has a balance of flavors and textures.

For those with dietary preferences, this dish can easily be customized. Substitute the ground beef with beans or vegetables for a vegetarian version, or use corn tortillas for a gluten-free alternative. Reducing the cheese and using low-fat ingredients can also make it a lighter option.

Step-by-Step Instructions and Cooking

Cooking the Beef and Onion

To begin, heat a large skillet over medium-high heat and add the ground beef. Break it up into smaller pieces using a wooden spoon or spatula. Browning the beef properly is key to developing rich flavor; ensure the beef is spread evenly across the pan to promote even cooking. Stir occasionally, allowing the beef to brown without crowding the pan.

As the beef cooks, add the diced onions. Onions should be cooked until they turn translucent, which usually takes about 4-5 minutes. Stir the beef and onions together so they cook evenly. Achieving translucency means the onions have softened, released their sweetness, and integrated well into the meat.

Once the beef is no longer pink and the onions are cooked through, carefully drain any excess fat to make the dish lighter and less greasy. This step is important to ensure the final casserole doesn’t become overly oily.

After draining, return the pan to the stove and stir in the taco seasoning mix according to the package instructions. This allows the beef and onions to absorb the seasoning. If you prefer a homemade seasoning, combine spices like cumin, chili powder, garlic powder, and paprika for a DIY taco mix. Stir well, and set the seasoned beef mixture aside to cool slightly before layering.

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Layering the Casserole

Start by preparing your baking dish (springform, round cake pan, or casserole dish) and spraying it lightly with cooking spray to prevent sticking. Begin layering the casserole by placing one flour tortilla at the bottom of the dish. The tortilla acts as a base and separates the layers for even baking.

Spread 1/3 of the warmed refried beans evenly over the tortilla. Warming the beans beforehand makes them easier to spread, ensuring an even, smooth layer. Then, add 1/3 of the seasoned beef mixture on top of the beans. Try to spread the meat evenly to ensure every bite has a balanced flavor.

Sprinkle a generous handful of shredded cheddar cheese over the meat layer. The cheese acts as a binder, bringing richness and creaminess to the dish. Ensure you cover the meat evenly to avoid having pockets without cheese.

As you create the layers, it’s important to ensure that each is not too thick or too thin. A good rule of thumb is to keep each layer about ¼ to ½ inch thick for a balanced bite in every serving. The tortillas not only hold the layers together but also absorb flavors, becoming tender as the casserole bakes. Repeat these steps as you continue to layer the ingredients.

Building the Second and Third Layers

After completing the first layer, place another tortilla on top. This second layer starts with ½ of the prepared rice, which adds texture and heartiness to the casserole. Spread the rice evenly across the tortilla to create a consistent layer.

Next, add ½ of the chunky salsa. Salsa introduces moisture and a tangy, spicy kick to the dish, so make sure to spread it out evenly. After the salsa, sprinkle ½ of the drained Mexican blend corn. The corn adds a pop of sweetness and a contrasting texture that pairs nicely with the other savory ingredients.

Just like the first layer, top the corn with a handful of shredded cheddar cheese. Even distribution is key here to achieve that gooey, cheesy finish in every slice. Use your hands or a spatula to ensure the cheese covers the layer completely.

For the third layer, place another tortilla on top and repeat the process from the first layer. Spread the remaining 1/3 of refried beans, the last portion of the seasoned beef mixture, and another generous sprinkle of cheddar cheese. This third layer mirrors the first, bringing back the creamy and savory textures. Stacking these layers carefully ensures a well-structured casserole that won’t collapse when served.

Final Layer and Baking

For the final layer, place the last tortilla on top of the third layer. Spread the remaining refried beans evenly over the tortilla. Add the last of the seasoned meat mixture and distribute the rest of the corn and rice evenly. Top with the remaining salsa, ensuring it is spread out across the entire surface. Finish by sprinkling the last portion of shredded cheddar cheese over the top.

Once the casserole is fully assembled, cover the baking dish with aluminum foil. Covering it during the initial bake is essential because it helps retain moisture and allows the casserole to heat through evenly without the top layer drying out.

Bake the covered casserole in a preheated oven at 350°F (175°C) for about 40 minutes. After 40 minutes, remove the foil and continue baking for an additional 10-15 minutes. This uncovered baking time allows the cheese on top to melt completely, becoming bubbly and golden brown.

To check if the casserole is done, look for bubbling around the edges and a golden-brown top layer of cheese. Once it’s fully baked, remove it from the oven and let it sit for about 5 minutes before slicing. This resting period helps the layers set, making it easier to serve clean, neat slices.

Serving and Garnishing

After removing your Mexican Tortilla Casserole from the oven, it’s important to let it sit for about 5-10 minutes. This resting period allows the layers to firm up, making it easier to slice and serve without the casserole falling apart. Skipping this step could result in messy slices and uneven layers.

To slice the casserole neatly, use a sharp knife and cut it into wedges or squares, depending on the shape of your baking dish. A large spatula is helpful for lifting each slice out of the pan without disturbing the layers. Make sure each piece has a good balance of tortillas, beans, meat, and cheese for the perfect bite.

For garnishing, consider adding toppings that enhance both the flavor and presentation. Sour cream adds a cool, creamy contrast to the spicy salsa and taco seasoning. Freshly diced onions, shredded lettuce, and jalapeño slices provide crunch and a fresh element. You could also add chopped cilantro for an herbal note, or drizzle with guacamole or hot sauce for extra flavor.

For visual appeal, serve the casserole with a side of colorful toppings arranged on the plate. A sprinkle of cilantro or green onions on top of each slice adds a pop of color, making the dish more inviting.

Popular Variations and Customizations

Mexican Tortilla Casserole is highly versatile, allowing for numerous variations and customizations based on dietary preferences or available ingredients. One of the most popular variations is a vegetarian version. Instead of ground beef, substitute with black beans, lentils, or a combination of both. This not only makes the dish plant-based but also adds fiber and nutrients while maintaining the hearty texture.

For those looking to add more vegetables, you can incorporate extra veggies like bell peppers, zucchini, or spinach. Sauté the vegetables lightly before layering to bring out their natural sweetness and prevent them from adding too much moisture to the casserole.

If you’re looking to switch up the protein, try using ground chicken, turkey, or plant-based meat alternatives for a healthier or vegetarian-friendly option. These proteins work just as well with the taco seasoning and other ingredients, delivering the same bold Mexican-inspired flavor.

Another great customization is experimenting with different cheeses. While cheddar is classic, you could use pepper jack for a spicier kick, or a Mexican cheese blend for added authenticity. Mozzarella or queso fresco also work if you’re looking for a milder flavor.

Finally, you can easily adjust the spice level to suit your taste. Use a hotter salsa, sprinkle in crushed red pepper flakes, or add chopped jalapeños to the layers for extra heat. Conversely, use mild salsa and less seasoning for a kid-friendly, milder version.

Storage and Reheating Tips

To store leftover Mexican Tortilla Casserole, first let it cool completely. Once cooled, transfer individual slices or the entire casserole into airtight containers. If you plan to consume the leftovers within a few days, store them in the refrigerator where they’ll last for up to 3-4 days. If you want to store the casserole for a longer period, it can be frozen for up to 3 months. When freezing, ensure each portion is tightly wrapped in plastic wrap or aluminum foil to prevent freezer burn, then place it in an airtight container.

For reheating, the oven is the best method to maintain the original texture of the dish. Preheat the oven to 350°F (175°C), cover the casserole with foil, and heat for about 15-20 minutes or until warmed through. Reheating in the oven helps keep the tortilla layers intact and prevents sogginess. If you’re in a hurry, the microwave can be used, but be aware that the tortillas may soften and become slightly soggy. Reheat individual slices on a microwave-safe plate, covered, for 1-2 minutes.

To avoid soggy tortillas, store the casserole in portions rather than stacking slices, and make sure the casserole is tightly sealed before refrigerating or freezing.

Nutritional Breakdown

A typical serving of Mexican Tortilla Casserole (one slice from a casserole serving 6-8) contains approximately 350-450 calories. The calorie count can vary depending on the exact ingredients used, particularly the amount of cheese, meat, and tortillas.

Each serving generally contains:

• Fats: Around 20-25 grams, primarily from the cheese, ground beef, and any oils used in cooking. Using leaner meat or reducing cheese can help lower this.
• Carbohydrates: Roughly 35-45 grams, with the tortillas, beans, and rice being the main sources. Using whole wheat or corn tortillas and adding more vegetables can provide healthier carbs.
• Protein: Approximately 20-25 grams of protein, largely from the ground beef and cheese. Using a leaner meat option, such as ground turkey or chicken, can reduce fats while maintaining high protein content.

To make the casserole healthier, you can reduce the amount of cheese or use low-fat varieties. Opt for leaner meats like ground turkey or chicken, or go vegetarian by using beans and extra vegetables. Adding more veggies like zucchini, bell peppers, or spinach will increase the fiber content and lower the calorie density of the dish, making it a more balanced, nutritious meal.

FAQs

Can I use corn tortillas instead of flour tortillas?
Yes, corn tortillas can be used instead of flour tortillas. They add a slightly different texture and flavor, with a bit more chew and a stronger corn taste. Corn tortillas are also gluten-free, making them a great alternative for those with gluten sensitivities. Just be aware that they are more delicate and may break more easily, but they still layer well in this casserole.

Can I prepare this casserole ahead of time?
Absolutely! Mexican Tortilla Casserole can be assembled ahead of time, making it a convenient option for meal prepping or planning ahead for gatherings. Simply layer the ingredients in your dish, cover it tightly with plastic wrap or aluminum foil, and refrigerate for up to 24 hours before baking. When ready to cook, just pop it in the oven and add a few extra minutes to the baking time if it’s cold from the fridge.

What can I serve with Mexican Tortilla Casserole?
To create a complete meal, serve the casserole alongside dishes like Mexican rice, guacamole, or a simple green salad. These sides complement the flavors of the casserole and balance out the richness of the cheese and meat. You can also add a side of chips and salsa or refried beans for more traditional Mexican flair.

Can I freeze the leftovers?
Yes, this dish freezes very well. To freeze, cut the casserole into portions, wrap each portion tightly in plastic wrap or aluminum foil, and place them in a freezer-safe container or zip-top bag. The casserole can be frozen for up to 3 months. When ready to eat, thaw the portions in the refrigerator overnight and reheat in the oven for best results.

How can I make this casserole spicier?
To increase the heat, use a spicy salsa or add jalapeños or crushed red pepper flakes to the layers. You can also incorporate hot taco seasoning or sprinkle in chopped chili peppers for an extra kick.

Conclusion 

Mexican Tortilla Casserole is a simple, yet flavorful dish that can be prepared easily with everyday ingredients. Its versatility makes it a family favorite—whether you’re looking for a comforting meal or something that can be customized to fit different dietary needs. From using leaner meats to making it vegetarian with beans and veggies, this casserole offers endless possibilities.

The layers of tortillas, cheese, meat, beans, and salsa create a satisfying dish with rich Mexican flavors that everyone can enjoy. Best of all, it’s perfect for meal prep, can be assembled ahead of time, and freezes well, making it a convenient option for busy weeknights or casual gatherings.

With easy substitutions and customizable spice levels, you can make this casserole uniquely yours. Try this recipe out, add your personal touch, and enjoy a hearty, delicious meal that’s sure to please a crowd!

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Mexican Tortilla Casserole

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• Author: Christine

Pin Recipe

Pin Recipe

Description

Mexican Tortilla Casserole is a delicious, hearty dish perfect for busy weeknights or casual gatherings. Layers of soft tortillas, seasoned ground beef, creamy refried beans, melted cheese, and zesty salsa come together to create a comforting and flavorful meal that brings the bold flavors of Mexican cuisine to your kitchen. The casserole is baked to bubbly perfection, and can be customized to suit your taste—whether you prefer it mild or spicy. It’s easy to assemble, and you can make it ahead of time or freeze leftovers for later. Serve it with your favorite sides like Mexican rice, guacamole, or a simple green salad for a complete meal.

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Ingredients

Scale 1x2x3x

• 1 lb. ground beef Provides the main protein and savory flavor for the dish.
• 1/2 cup diced onion Adds a sweet and slightly sharp flavor to the beef.
• 1 pack taco seasoning mix Seasons the beef with traditional Mexican spices.
• 2 cups shredded cheddar cheese Melts over the layers, adding a rich, creamy texture.
• 1 can refried beans warmed for easier spreading, Adds creaminess and depth of flavor to each layer.
• 1 cup prepared rice Minute Rice used in the recipe, Adds substance and helps to bind the layers together.
• 1 can Mexican blend corn drained; using 1/2 can, Adds a sweet and crunchy texture to the casserole.
• 4–5 large flour tortillas Serves as the base and separates the layers in the casserole.
• 8 oz thick chunky salsa mild or hot, depending on preference, Adds moisture, flavor, and a bit of zest to the dish.

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Instructions

• Preheat the Oven and Prepare the Pan: Preheat your oven to 350°F (175°C). Spray a springform pan, round cake pan, or casserole dish with cooking spray.
• Cook the Beef and Onion: In a large skillet, brown the ground beef over medium-high heat. Add the diced onion and cook until the onion is translucent and the beef is no longer pink. Drain excess fat. Stir in the taco seasoning mix according to package directions.
• Layer the Casserole: Lay one tortilla in the bottom of the prepared baking dish. Spread 1/3 of the refried beans over the tortilla. Top with 1/3 of the seasoned meat mixture. Sprinkle with shredded cheddar cheese.
• Build the Second Layer: Place another tortilla on top. Spread 1/2 of the prepared rice over the tortilla. Add 1/2 of the salsa, spreading it evenly. Sprinkle 1/2 of the drained corn over the salsa. Top with shredded cheddar cheese.
• Build the Third Layer: Place another tortilla on top. Spread another 1/3 of the refried beans over the tortilla. Add another 1/3 of the seasoned meat mixture. Sprinkle with more shredded cheddar cheese.
• Final Layer: Add the final tortilla on top. Spread the remaining refried beans over the tortilla. Top with the remaining seasoned meat. Add the rest of the corn and the remaining rice. Spread the remaining salsa over the top and sprinkle with the last portion of shredded cheddar cheese.
• Bake the Casserole: Cover the baking dish with aluminum foil. Bake in the preheated oven for about 40 minutes. Remove the foil and bake for an additional 10-15 minutes, or until the cheese is melted and bubbly and the casserole is heated through.
• Let it Set and Serve: Remove the casserole from the oven and let it sit for about 5 minutes before cutting. This helps the layers set and makes it easier to cut into neat pieces. Top with optional garnishes like sour cream, diced onion, and shredded lettuce if desired.

Notes

• Make it ahead: This casserole can be assembled ahead of time and refrigerated for up to 24 hours before baking. Just add a few extra minutes to the bake time if the dish is cold when going into the oven.
• Customization options: Swap the ground beef for ground turkey, chicken, or even black beans for a vegetarian version. You can also add extra veggies like sautéed bell peppers or zucchini to the layers.
• Control the spice level: Choose mild, medium, or hot salsa depending on your preference, and feel free to add chopped jalapeños or crushed red pepper flakes for extra heat. Alternatively, use milder cheese and salsa for a kid-friendly version.
• Freezing leftovers: To freeze, cut the casserole into individual portions, wrap tightly, and freeze for up to 3 months. Thaw in the fridge before reheating in the oven for best results.
• Prevent soggy layers: If preparing ahead, make sure to drain excess liquid from canned beans, salsa, and corn to prevent the casserole from becoming too soggy during baking.