Delicious homemade Chile Relleno Casserole - Easy recipe with step-by-step instructions

Chile Relleno Casserole

Chile relleno casserole layers roasted green chiles and cheese under a fluffy egg batter for the classic Mexican-inspired USA brunch-or-dinner bake without frying. Bake until the center is set and eggs reach a safe 160°F.

⏱️
15
min prep time
🔥
40
min cook time
🍽️
6
servings
📊
Easy
difficulty

🛒Ingredients

  • 3 (4-ounce) cans whole green chiles, drained and patted dry (or 6–8 roasted peeled poblanos)
  • 2 cups shredded Monterey Jack or Mexican blend, divided
  • 1 cup shredded cheddar
  • 5 large eggs
  • 1 1/2 cups milk
  • 1/2 cup all-purpose flour
  • 1/2 teaspoon baking powder
  • 1/2 teaspoon kosher salt
  • 1/4 teaspoon garlic powder
  • Optional: 1 cup cooked seasoned ground beef or chorizo (cooked to safe temp)
  • Salsa and sour cream for serving

🔧Kitchen Tools Needed

  • 9×13 baking dish
  • Whisk
  • Mixing bowl
  • Instant-read thermometer

📝Instructions

  1. 1

    Preheat oven to 350°F. Grease a 9×13-inch baking dish.

  2. 2

    Open chiles flat and layer half in the dish. Sprinkle with half the cheeses (and optional cooked meat). Repeat layers.

  3. 3

    Whisk eggs, milk, flour, baking powder, salt, and garlic powder until smooth. Pour evenly over chiles.

  4. 4

    Bake 35–45 minutes until puffed, golden, and the center is set (eggs 160°F). A knife inserted near center should come out mostly clean.

  5. 5

    Rest 10 minutes before slicing. Serve with salsa and sour cream. Refrigerate within 2 hours up to 3 days; reheat to 165°F.

🥗Nutrition Information

Calories per serving: 340

🏷️Recipe Tags

chile relleno casserolegreen chile casseroleegg bakemexican-americanbrunch dinnerweeknight bakeeggs 160cheesy casserolepoblanofamily meal

Frequently Asked Questions

Canned vs fresh chiles?

Canned whole green chiles are the weeknight shortcut; roasted poblanos taste brighter.

Why is the center wet?

Underbaked — continue until 160°F and set; rest before cutting.

Make ahead?

Assemble (without baking) up to 12 hours ahead; bake when ready.

Gluten-free?

Swap a 1:1 GF flour blend for the all-purpose flour.

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