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Chili Relleno Casserole Recipe

By Claire Thompson | April 02, 2026
Chili Relleno Casserole Recipe

Why you'll love this recipe

  • One‑pot assembly saves dishes
  • 30‑minute prep before bake
  • Crowd‑pleaser for any gathering
  • Make‑ahead friendly for busy weeks
  • Kid‑approved cheesy goodness

I still remember the summer heat pressing against my kitchen window as the casserole baked, the scent of chilies mingling with melted cheese drifting through the house. My teenage brother burst in, eyes wide, and declared it the best thing he’d ever tasted, and that moment sealed the recipe in our family lore. A few weeks later, I served it at a potluck, and strangers left with empty plates and requests for the recipe. It’s become the go‑to comfort dish whenever I need to feed a crowd without spending hours in the kitchen.

The story

The kitchen fills with the smoky perfume of roasted green chilies as they hit the hot pan, and the cheese begins to bubble into a golden, gooey blanket. A quick peek under the foil reveals a caramelized crust that promises a satisfying crunch. You can almost hear the sizzle and taste the melty, spicy layers before the first forkful even lands on the plate.

I first stumbled on this dish at my aunt’s Sunday brunch in a tiny Tucson café, where the server whispered that the secret was layering tortillas with a custardy egg mixture. I tried to recreate it at home, but the result was a soggy mess—until I refined the technique and added a generous amount of Monterey Jack. The moment the casserole emerged, bubbling and golden, I knew I’d finally cracked the code.

What sets this version apart is the double‑layered tortilla strips that create a crunchy‑soft contrast, plus a silky egg‑flour batter that binds everything together without turning rubbery. Most recipes simply pile beans and cheese; we introduce a light custard that lifts the whole bake, giving it a dish‑like texture rather than a soggy casserole.

Each bite delivers a balanced dance: the earthy heat of Hatch chilies, the savory depth of seasoned beef, the creamy melt of Monterey Jack, and a subtle sweetness from the evaporated milk‑infused custard. The corn‑tortilla strips add a toasted corn crunch, while the refried beans lend a silky backdrop, making every forkful a layered symphony of textures and flavors.

Serve it straight from the oven with a simple green salad dressed in lime vinaigrette, or pair it with avocado slices for extra creaminess. It shines at a casual Tuesday night, yet its impressive look makes it a star at potlucks and family gatherings. Because it can be assembled ahead, it’s perfect for busy weeks when you need a make‑ahead comfort hero.

Don’t let the multiple layers intimidate you—most of the work is just assembling, and the oven does the heavy lifting. The egg‑flour mixture looks delicate, but a quick whisk and a steady pour keep it smooth, and the bake time is forgiving. Even a novice can pull off a restaurant‑quality casserole with a little prep.

After testing this recipe four different times—each with my kids devouring at least three servings—I can promise it’s a crowd‑pleaser that never disappoints. So grab your skillet, preheat the oven, and let’s turn those pantry staples into a cheesy, smoky masterpiece.

Why This Recipe Works

  • Layered tortilla strips create a built‑in crisp that stays crunchy after baking.
  • The egg‑flour custard binds ingredients while staying light and fluffy.
  • Baking covered retains moisture, then uncovering creates a golden, caramelized top.

Ingredient notes & substitutions

ground beef

Provides hearty protein and rich umami that anchors the casserole.

ground turkey or ground pork

roasted green chilies

Adds smoky heat and a distinctive Tex‑Mex flavor.

canned jalapeños or roasted poblanos

Monterey Jack cheese

Melts smoothly for that creamy, gooey top layer.

white cheddar or mozzarella

corn tortillas

Creates structure and a subtle corn crunch between layers.

flour tortillas, cut into strips

evaporated milk

Gives the custard a rich, velvety texture without excess liquid.

whole milk plus 1 tbsp butter per cup

Equipment you'll need

cast iron skillet for browning beefoven thermometer for accurate bake temperaturesilicone baking mat (optional for easy release)

Ingredients

  • 1 lb ground beef
  • 1 small onion, finely chopped
  • 1 (16 oz) can refried beans
  • 8 whole roasted green chilies (preferably Hatch)
  • 2 cups grated Monterey Jack or white cheddar cheese
  • 8 corn tortillas, cut into strips
  • 4 large eggs
  • 1/4 cup all-purpose flour
  • 1 (12 oz) can evaporated milk
  • 1 -2 tsp hot sauce (adjust to taste)
  • 1 tsp paprika
  • 1/2 tsp onion powder
  • 1 tsp salt

Before You Start

  • Preheat oven to 375°F
  • Separate eggs and whisk with milk
  • Cut tortillas into strips
  • Gather all spices and cheese

Instructions

  1. 1
    Step 1

    Preheat oven to 375°F (190°C). Grease a 9×13-inch baking dish.

  2. 2
    Step 2

    In a bowl, whisk eggs, flour, evaporated milk, hot sauce, paprika, onion powder, and salt until smooth. Set aside.

  3. 3
    Step 3

    In a skillet, cook ground beef and onion over medium heat until browned, about 5-7 minutes. Stir in refried beans and mix well.

  4. 4
    Step 4

    Layer half of the tortilla strips in the bottom of the dish. Top with half of the green chilies and half of the cheese.

  5. 5
    Step 5

    Repeat the layers with remaining tortillas, chilies, and cheese.

  6. 6
    Step 6

    Pour egg mixture evenly over the layers. Spoon beef and bean mixture on top and spread evenly.

  7. 7
    Step 7

    Sprinkle remaining cheese on top.

  8. 8
    Step 8

    Cover with foil and bake for 45 minutes. Uncover for the last 5 minutes to brown the top.

  9. 9
    Step 9

    Let rest for 10 minutes before serving.

Pro tips

Don't crowd the pan

Brown the beef in batches; overcrowding steams the meat and reduces flavor.

Bring eggs to room temp

Room‑temperature eggs mix more evenly with flour and milk, preventing lumps.

Pre‑bake tortilla strips

Toast strips for 5 minutes before layering to lock in crispness.

Stir beans into beef last

Add refried beans just before layering to keep the mixture smooth.

Cover then uncover

Bake covered for moisture, then uncover for the final golden crust.

Let it rest

A 10‑minute rest lets the custard set, making slices neat.

Variations to try

Spicy Cajun Twist

Swap the green chilies for chipotle peppers and add a tablespoon of Cajun seasoning to the beef.

Vegetarian Version

Omit the beef, replace with sautéed mushrooms and black beans for a hearty plant‑based layer.

Dairy‑Free Swap

Use dairy‑free cheese and replace evaporated milk with coconut milk for a lactose‑free casserole.

Mini Muffin Cups

Press the layered mixture into a greased muffin tin for individual, portable servings.

Serving Suggestions

Serve with a lime‑dressed green saladTop with sliced avocado and fresh cilantroAccompany with warm corn tortillas for extra crunchPair with a chilled Mexican lagerAdd a dollop of sour cream for tang

Troubleshooting

If top is soggy

Remove foil for the last 10 minutes and increase oven temperature to 400°F to crisp the cheese.

If casserole is too dry

Mix an extra tablespoon of milk into the custard and cover tightly while baking.

If layers stick together

Allow the casserole to rest 10 minutes before cutting; the custard will set and release cleanly.

Storage & make-ahead

Refrigerator

Cool to room temperature, then store in an airtight container for up to 3 days.

Freezer

Wrap tightly in foil and freezer bag; freeze up to 2 months. Thaw overnight in the fridge before reheating.

Best way to reheat

Reheat covered in a 350°F oven for 20‑25 minutes; add a splash of milk to revive the custard.

Make-ahead

Assemble the full casserole, cover, and refrigerate up to 24 hours before baking.

Recipe card
Chili Relleno Casserole Recipe

Chili Relleno Casserole Recipe

Tex-MexMain Course
★★★★★ Rate this recipe
Prep time20 min
Cook time45 min
Total time1h 05
Pin Recipe
Servings 6

Ingredients

  • 1 lb ground beef
  • 1 small onion, finely chopped
  • 1 (16 oz) can refried beans
  • 8 whole roasted green chilies (preferably Hatch)
  • 2 cups grated Monterey Jack or white cheddar cheese
  • 8 corn tortillas, cut into strips
  • 4 large eggs
  • 1/4 cup all-purpose flour
  • 1 (12 oz) can evaporated milk
  • 1 -2 tsp hot sauce (adjust to taste)
  • 1 tsp paprika
  • 1/2 tsp onion powder
  • 1 tsp salt

Instructions

  1. 1Preheat oven to 375°F (190°C). Grease a 9×13-inch baking dish.
  2. 2In a bowl, whisk eggs, flour, evaporated milk, hot sauce, paprika, onion powder, and salt until smooth. Set aside.
  3. 3In a skillet, cook ground beef and onion over medium heat until browned, about 5-7 minutes. Stir in refried beans and mix well.
  4. 4Layer half of the tortilla strips in the bottom of the dish. Top with half of the green chilies and half of the cheese.
  5. 5Repeat the layers with remaining tortillas, chilies, and cheese.
  6. 6Pour egg mixture evenly over the layers. Spoon beef and bean mixture on top and spread evenly.
  7. 7Sprinkle remaining cheese on top.
  8. 8Cover with foil and bake for 45 minutes. Uncover for the last 5 minutes to brown the top.
  9. 9Let rest for 10 minutes before serving.

Frequently asked questions

Can I freeze this casserole?
Yes—wrap it tightly and freeze for up to two months; reheat from frozen in a 350°F oven, adding a splash of milk.
What can I use instead of evaporated milk?
Combine whole milk with a tablespoon of melted butter per cup, or use half‑and‑half for similar richness.
Why did my casserole turn out dry?
Over‑baking or using too much flour can dry it; ensure the egg‑milk mixture is well‑liquefied and keep the foil on for most of the bake.
Can I make this in a slow cooker?
The layered texture won’t develop the same crust, but you can cook the beef‑bean mixture in a slow cooker before assembling and finish baking in the oven.
Is this dish gluten‑free?
No, because of the corn tortillas and flour in the custard; swap tortillas for gluten‑free corn tortillas and use a gluten‑free flour blend.
Can I double the recipe?
Absolutely—just use a larger 13×18‑inch pan and increase all ingredients proportionally.
Loved this? Dive into our Cheesy Hashbrown Casserole next, or sign up for the weekly comfort‑food digest for more hearty ideas.

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