This Protein Burrito Bake is loaded with shredded chicken, black beans, and melty cheese. A quick high-protein casserole perfect for meal prep and busy weeknights.

Ingredients

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Instructions

Step 1

Preheat your oven to 375°F (190°C). While the oven heats, prepare your ingredients. Dice the onion finely so it melts into the casserole, releasing sweetness without overpowering. Mince the garlic. If using rotisserie chicken, shred the meat, discarding skin and bones. For poached chicken, season breasts with salt and pepper, simmer in water or broth for 15-20 minutes until cooked through, then shred with two forks. The chicken should be moist and tender.

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Step 2

In a large skillet over medium heat, add a drizzle of oil (about 1 tablespoon). Sauté the diced onion for 3-4 minutes until translucent and fragrant. Add the minced garlic and cook for 30 seconds until aromatic, being careful not to burn it. Stir in the cumin, chili powder, and smoked paprika, cooking for another minute to bloom the spices. This step deepens the flavor profile, creating a warm, smoky base for the casserole.

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Step 3

Reduce heat to low and stir in the shredded chicken, black beans, enchilada sauce, and sour cream. Mix well until everything is evenly combined. The mixture should be creamy and thick but not soupy. If it seems too dry, add a splash of chicken broth or water. Season with salt and pepper to taste. Remove from heat and set aside.

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Step 4

Lightly grease a 9×13-inch baking dish with nonstick spray. Arrange a single layer of tortilla quarters on the bottom, overlapping slightly to cover the surface. Spread half of the chicken mixture evenly over the tortillas. Sprinkle one cup of shredded cheese on top. Repeat with another layer of tortillas, remaining chicken mixture, and the final cup of cheese. The top should be generously covered with cheese for that golden, bubbly crust.

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Step 5

Place the baking dish in the preheated oven and bake for 25-30 minutes, until the cheese is melted, bubbly, and starting to brown in spots. The edges should be bubbling with sauce. For a deeper golden crust, switch to broil for the last 2-3 minutes, watching closely to avoid burning. Let the casserole rest for 5-10 minutes before serving. This allows the layers to set, making it easier to slice and serve.

For best results

  • For the best texture, use corn tortillas rather than flour. Corn tortillas hold up better to the moisture of the sauce and provide a more authentic burrito flavor. If you prefer flour tortillas, be aware they may become softer and more like a tortilla casserole. To boost protein, substitute half the sour cream with plain Greek yogurt; it adds creaminess and tang without sacrificing texture. Also, choose a low-sodium enchilada sauce to control salt levels, especially if using canned beans.
  • Shredding your own cheese from a block is highly recommended. Pre-shredded cheeses are coated with anti-caking agents like cellulose, which can prevent smooth melting and result in a grainy texture. Freshly shredded cheddar or Mexican blend melts into a silky, cohesive layer. For extra flavor, mix in some Monterey Jack or pepper jack for a spicy kick.
  • To make this casserole ahead of time, assemble it completely but do not bake. Cover tightly with foil and refrigerate for up to 24 hours. When ready to bake, add about 10 minutes to the baking time since it starts cold. You can also freeze the unbaked casserole for up to 3 months. Thaw overnight in the refrigerator before baking. The texture remains excellent.
  • If you want a crispier top, after baking, switch the oven to broil for 2-3 minutes. Keep a close eye because the cheese can burn quickly. Alternatively, you can sprinkle a layer of crushed tortilla chips or panko breadcrumbs mixed with melted butter on top before baking for added crunch.
  • For meal prep, portion the baked casserole into individual containers and refrigerate for up to 5 days. Reheat in the microwave or oven. The flavors meld and deepen overnight, making leftovers even more delicious. You can also serve it as a burrito bowl base over rice or lettuce for a lower-carb option.

Variations

  • Vegetarian Version: Replace the chicken with two cans of black beans (or one can black beans and one can pinto beans) and add a cup of corn kernels. You can also include sautéed bell peppers and zucchini for extra vegetables. The cooking time remains the same; just ensure the mixture isn't too watery.
  • Spicy Southwest: Use hot enchilada sauce, add 1-2 diced chipotle peppers in adobo sauce to the chicken mixture, and top with sliced jalapeños before baking. For extra heat, mix in 1/2 teaspoon cayenne pepper with the spices. This variation is for those who love a fiery kick.
  • Low-Carb/Keto: Skip the tortillas entirely and layer the chicken mixture directly in the dish, like a deconstructed burrito. Use cream cheese instead of sour cream for fewer carbs and higher fat. Top with extra cheese and bake until bubbly. Serve over cauliflower rice or a bed of greens.
  • Chicken Swap: Substitute the chicken with ground turkey or beef. Brown the meat with the onions and garlic, drain excess fat, then proceed with the recipe. Ground pork or shredded pork also work wonderfully. For a seafood twist, use flaked cooked white fish or shrimp, but reduce baking time to 15-20 minutes to avoid overcooking.

Nutrition

  • Calories425 kcal
  • Total Fat22g
  • Saturated Fat10g
  • Cholesterol95mg
  • Sodium680mg
  • Total Carbohydrates30g
  • Dietary Fiber6g
  • Sugars4g
  • Protein32g

Common Questions

Can I use flour tortillas instead of corn?
Yes, you can substitute flour tortillas, but corn tortillas are recommended for their structural integrity and authentic flavor. Flour tortillas tend to absorb more moisture and become very soft, almost like a tortilla soup. If using flour, consider using fewer or toasting them lightly before layering to keep some texture.
How do I store leftovers?
Store leftovers in an airtight container in the refrigerator for up to 5 days. To reheat, microwave individual portions for 1-2 minutes or reheat in a 350°F oven for 10-15 minutes until warmed through. The casserole freezes well for up to 3 months; thaw overnight in the fridge before reheating.
Can I make this dairy-free?
Absolutely. Use dairy-free sour cream (e.g., based on coconut or cashew) and a plant-based shredded cheese that melts well, such as vegan cheddar or mozzarella. Nutritional yeast can add a cheesy flavor. The rest of the ingredients are naturally dairy-free, so the casserole will still be delicious.
Is this recipe gluten-free?
Yes, as written with corn tortillas, this casserole is gluten-free. Ensure your enchilada sauce and any other packaged ingredients are certified gluten-free, as some brands may contain wheat flour as a thickener. Check labels carefully if you have celiac disease or gluten sensitivity.
How can I reduce the sodium?
Use low-sodium enchilada sauce, rinse canned beans thoroughly (this removes up to 40% of sodium), and opt for unsalted or low-sodium chicken (if poaching). You can also reduce or omit added salt in the recipe. The spices provide plenty of flavor without extra salt.
Can I add more vegetables?
Certainly. Sautéed bell peppers, zucchini, corn, or spinach are great additions. Add them when cooking the onions and garlic, or fold them into the chicken mixture. Just ensure you don’t add too much moisture; if using frozen vegetables, thaw and squeeze out excess water first.