If you love the rich, smoky flavors of traditional chile rellenos but don’t want to deal with the hassle of stuffing and frying individual peppers, this Chile Rellenos Casserole is the perfect solution! Packed with roasted poblano peppers, gooey melted cheese, and a fluffy egg batter, this dish delivers all the authentic taste in a simple, bake-and-serve format.
Perfect for brunch, potlucks, or a hearty weeknight dinner, this casserole is a crowd-pleaser that’s both gluten-free and low-carb friendly—without sacrificing flavor. Plus, it reheats beautifully, making it a fantastic make-ahead meal.
Why You’ll Love This Chile Rellenos Casserole
🔥 All the Flavor, None of the Fuss – No deep-frying or tedious stuffing required!
🧀 Ultra-Cheesy & Satisfying – Layers of melty cheese in every bite.
🌶 Customizable Heat Level – Use mild or spicy peppers based on your preference.
⏳ Meal-Prep Friendly – Assemble ahead and bake when ready.
Chile Rellenos Casserole Recipe
Ingredients
For the Casserole:
- 6-8 large poblano peppers (roasted, peeled, and deseeded)
- 2 cups shredded Monterey Jack cheese (or Oaxaca cheese for authenticity)
- 1 cup shredded sharp cheddar cheese
- 6 large eggs
- 1 ½ cups whole milk (or half-and-half for extra richness)
- ¼ cup all-purpose flour (or almond flour for gluten-free)
- 1 tsp baking powder
- 1 tsp garlic powder
- 1 tsp cumin
- ½ tsp salt
- ½ tsp black pepper
- Optional add-ins: Diced ham, cooked chorizo, or sautéed onions
For Serving (Optional):
- Fresh cilantro
- Sliced avocado
- Sour cream or Mexican crema
- Salsa verde or pico de gallo
Step-by-Step Instructions
1. Prepare the Peppers
- Roast the poblanos over an open flame (grill or gas stove) or under a broiler until charred.
- Place in a bowl, cover with plastic wrap, and let steam for 10 minutes.
- Peel off the skin, slice open, remove seeds, and lay flat.
2. Layer the Casserole
- Preheat oven to 375°F (190°C) and grease a 9×13-inch baking dish.
- Lay half of the roasted poblanos in the dish.
- Sprinkle with 1 cup Monterey Jack and ½ cup cheddar cheese.
- Repeat with remaining poblanos and cheese.
3. Make the Egg Mixture
- In a blender, combine eggs, milk, flour, baking powder, garlic powder, cumin, salt, and pepper. Blend until smooth.
- Pour evenly over the peppers and cheese.
4. Bake
- Bake for 35-45 minutes, until the top is golden and the center is set.
- Let cool for 5-10 minutes before slicing.
Serving Suggestions & Variations
🌮 Make it a Meal: Serve with refried beans, Mexican rice, and warm tortillas.
🍳 Add Protein: Mix in shredded chicken, ground beef, or black beans for extra heartiness.
🔥 Spice It Up: Add diced jalapeños or a dash of cayenne pepper for more heat.
🧀 Cheese Swap: Try pepper jack or cotija for different flavor profiles.
Final Thoughts
This Chile Rellenos Casserole is the ultimate easy, cheesy, flavor-packed twist on a Mexican classic. Whether you’re feeding a crowd or meal-prepping for the week, this dish is a guaranteed hit.
Have you tried it? Let us know in the comments—and don’t forget to share your favorite toppings!