Mouthwatering Mexican Casserole Fiesta

As seen in Classic American Comfort Dishes.

Dive into a taste-loaded Hot Mexican Casserole with spiced ground beef, velvety soups, and crisp veggies. Finished with crushed tortilla chips and stretchy melted cheese, this meal brings together amazing textures and bold seasonings. A hot and filling dish done in only 50 minutes, this vibrant bake works great for dinner parties or family suppers. Top it with a scoop of sour cream and some fresh cilantro for coolness. Easy to throw together, yet packed with rich and cozy flavors!

Breanna
Created By Breanna
Last updated on Tue, 20 May 2025 18:59:37 GMT
A person is holding a spoon over a plate of food. Save Pin
A person is holding a spoon over a plate of food. | foodiffy.com

I've been making this Fiery Mexican Bake for my family gatherings for ages when I need something tasty without spending hours in the kitchen. Everyone loves how the snap of tortilla chips works with the spicy meat and gooey cheese—it's got that perfect mix of textures that makes folks grab seconds before the first plate is empty.

The first time I threw this dish together was for a block party when I was short on time but wanted to bring something memorable. The dish was gone in minutes, and before I left, three neighbors had already cornered me for the instructions.

Ingredients

  • Ground beef: Forms the meaty foundation of our dish. An 80/20 mix gives you the juiciest results
  • Diced onion: Brings a natural sweetness when sautéed with the meat
  • Rotel tomatoes with green chilies: Adds just enough kick and juicy tang
  • Cream of mushroom soup: Creates a smooth, flavorful sauce with zero fuss
  • Cream of chicken soup: Adds rich flavor and silky texture to each mouthful
  • Canned corn: Gives sweet bursts of flavor throughout the bake
  • Black beans: Packs in extra nutrition and makes the meal more filling
  • Tortilla chips: Delivers delightful crunch on top and bottom
  • Mexican cheese blend: Creates that irresistible stretchy cheese effect
  • Sour cream: Balances the heat and adds a pleasant tang
  • Garlic powder: Spreads savory goodness throughout
  • Chili powder: Delivers authentic Mexican flavor without going overboard
  • Cumin: Gives that signature smoky taste essential for Mexican dishes
  • Fresh cilantro: Tops everything off with fresh, zippy flavor

Step-by-Step Instructions

Preheat Oven:
Turn your oven to 350°F and lightly coat your baking dish with cooking spray. This temp will heat everything through while keeping the top chips from burning.
Brown the Meat:
Sauté ground beef with chopped onions on medium heat for about 8 minutes until fully cooked. Break it into tiny chunks as it cooks for better texture in every bite.
Create the Flavor Base:
Mix in all your canned stuff and spices with the cooked meat. The soupy ingredients and tangy tomatoes make a perfect sauce when combined. Stir everything gently until it's all mixed up.
Layer the Base:
Cover the bottom of your dish with half your broken tortilla chips. Don't smash them too small—bigger pieces give better crunch.
Add the Filling:
Dump your whole meat mixture over those base chips. Smooth it out to the edges so every part of the dish gets some goodness.
Create the Topping:
Sprinkle your leftover chips on top, then blanket everything with shredded cheese. The cheese layer will keep the chips underneath from getting too soft.
Bake to Perfection:
Stick it in your hot oven for 25-30 minutes exactly. You'll know it's ready when cheese is all melty with some golden spots and the edges are bubbling away.
Rest and Serve:
Let it sit for 5 minutes before dishing up. This waiting part helps everything firm up so your servings don't fall apart.
A bowl of nachos with cheese and tomatoes. Save Pin
A bowl of nachos with cheese and tomatoes. | foodiffy.com

What I love most about this dish is how the crunchy chips play against the smooth, creamy filling. My little boy started calling it nacho casserole when he was just five years old, and that nickname stuck in our house forever, even though I tried to come up with fancier names.

Make It Your Own

This dish is super flexible and works with whatever you've got on hand. Want more heat? Toss in a chopped jalapeño with your onions or grab the hot version of Rotel. Need something milder? Just use plain diced tomatoes and cut back on the chili powder. Ground turkey works great too if you want something lighter, but I'd throw in a spoonful of olive oil when you're cooking it so it doesn't dry out.

Storage and Leftovers

You can keep this dish in the fridge up to 4 days if you store it in a sealed container. It actually tastes better the next day after all the flavors have mixed together overnight. To warm it up, cover it with foil and pop it in the oven at 325°F for about 20 minutes until it's hot all the way through. For just one portion, microwave it for 2 minutes, but stop halfway and give it a stir. The chips won't be as crunchy when reheated, but it'll still taste amazing.

A white plate with a bowl of food on it. Save Pin
A white plate with a bowl of food on it. | foodiffy.com

Serving Suggestions

Make a whole Mexican feast by adding some simple sides. A crisp green salad with cilantro and lime dressing cuts through the richness perfectly. Put out some extra toppings in small bowls like diced avocado, more sour cream, sliced hot peppers, and lime wedges so everyone can dress up their own plate. Drink-wise, nothing beats a cold margarita for the grown-ups or some sweet horchata for everyone at the table.

The History Behind the Name

Some folks might wonder about the term white trash casserole, but it's actually part of a whole family of comfort foods that became popular in America during the 1950s when canned and packaged foods were all the rage. These dishes usually feature canned soups, ready-made ingredients, and easy prep steps while still tasting totally delicious. This version has changed over the years to include Mexican flavors that Americans have grown to love, creating a mix of food traditions that's both tasty and totally unpretentious.

Common Questions

→ Can I swap out the meat type?

Sure, you can trade ground beef for ground turkey, chicken, or veggie meat options for a different flavor profile.

→ Can I fix this casserole beforehand?

Absolutely, you can get the casserole ready up until you need to bake it, wrap it up, and keep it in the fridge for a day before cooking.

→ What extra toppings work well?

Go ahead and try sliced jalapeños, chunks of avocado, or a bit of lime juice for more flavor and crunch.

→ Can I make a meat-free version?

Switch the ground beef with beans or a veggie protein and check that your soups don't contain meat products.

→ How should I keep the extras?

Put leftover casserole in a sealed container in the fridge for up to 3 days. Warm it up in your oven or microwave.

Hot Mexican Bake

Intense tastes combine with silky textures in this tasty, filling south-of-border inspired bake.

Preparation Time
20 Minutes
Cooking Time
30 Minutes
Overall Time
50 Minutes
Created By: Breanna

Type: Comfort Food

Skill Level: Moderate

Regional Origin: American

Recipe Output: 6 Portions (1 casserole)

Diet Preferences: ~

What You'll Need

01 1 pound ground beef
02 1 medium onion, chopped
03 1 (10-ounce) can tomatoes with green chilies, not drained
04 1 (10.5-ounce) can mushroom soup concentrate
05 1 (10.5-ounce) can chicken soup concentrate
06 1 (15-ounce) can corn, drained
07 1 (15-ounce) can black beans, rinsed and drained
08 1 (10-ounce) package tortilla chips, broken up
09 2 cups Mexican cheese blend, shredded
10 1 cup sour cream
11 1 teaspoon garlic powder
12 1 teaspoon chili powder
13 1 teaspoon cumin
14 Salt and pepper, as needed
15 Fresh cilantro, cut up (for topping)

How to Make It

Step 01

Get your oven hot at 350°F (175°C). Lightly coat a 9x13-inch baking dish with cooking spray.

Step 02

Grab a big skillet and cook beef with chopped onion over medium heat until meat turns brown and onions get soft. Pour off any extra fat.

Step 03

Throw in your tomatoes with chilies, both soup cans, corn, black beans, and all your spices. Stir it all up good.

Step 04

Take half your broken chips and place them on the bottom of your greased dish.

Step 05

Dump the beef mix on top of those chips and make sure it's spread out nice and even.

Step 06

Sprinkle the rest of your chips on top, then cover everything with your cheese.

Step 07

Stick it in your hot oven for about 25-30 minutes until the cheese gets all melty and starts bubbling.

Step 08

Take it out and let it sit for a bit. Add a spoonful of sour cream on each serving and sprinkle with fresh cilantro.

Additional Tips

  1. This hearty dish mixes savory beef, creamy soups, and crunchy chips for a truly satisfying meal the whole family will love.

Must-Have Tools

  • Big frying pan
  • 9x13-inch baking pan

Allergy Details

Double-check all ingredients for allergens and consult a professional if unsure.
  • Has dairy stuff (cheese, sour cream, and both creamy soups)
  • Contains gluten from the chips and soups

Nutrition Details (Per Serving)

Please treat this information as general guidance and not as personalized health advice.
  • Calories: 497.5
  • Fat Amount: 28.4 g
  • Carbohydrate Count: 32.7 g
  • Protein Content: 21.8 g