Stuffed Poblano Casserole

By:

Emma

February 8, 2026

Delicious stuffed poblano casserole topped with cheese and fresh herbs.
A comforting casserole featuring roasted poblano peppers filled with chicken, rice, beans, and cheese, perfect for weeknight dinners.
Delicious stuffed poblano casserole topped with cheese and fresh herbs.

Are you ready to elevate your weeknight dinners with a dish that combines vibrant flavors and hearty ingredients? Stuffed Poblano Casserole is not just a meal; it’s a comforting celebration of textures and tastes that will leave your family asking for seconds. Did you know that poblano peppers are known for their mild heat and smoky flavor, making them a perfect companion for various ingredients? In this guide, you’ll learn how to create a mouthwatering casserole that beautifully showcases these wonderful peppers, all while keeping preparation simple and enjoyable.

What Is Stuffed Poblano Casserole?

Stuffed Poblano Casserole is a savory dish that merges the classic stuffed pepper concept with a comforting casserole format. This variation features roasted poblano peppers filled with a delightful mixture that typically includes chicken, rice, beans, cheese, and an array of spices. This casserole is not just quick to prepare; it’s also incredibly versatile, accommodating various dietary needs and preferences.

Quick Facts about Stuffed Poblano Casserole

  • Serving Size: 1 cup
  • Calories: Approximately 350 kcal
  • Preparation Time: 15 minutes
  • Cooking Time: 30 minutes
  • Total Time: 45 minutes
  • Main Ingredients: Poblano peppers, chicken, rice, black beans, cheese
Delicious stuffed poblano casserole topped with cheese and fresh herbs.

Stuffed Poblano Casserole

A comforting casserole featuring roasted poblano peppers filled with chicken, rice, beans, and cheese, perfect for weeknight dinners.
Prep Time 15 minutes
Cook Time 30 minutes
Total Time 45 minutes
Course Main Course
Cuisine Mexican
Servings 6 servings
Calories 350 kcal

Ingredients
  

Main Ingredients

  • 3 pieces poblano peppers, diced Roasted and diced
  • 2 cups cooked chicken Shredded or diced
  • 1 cup salsa Your choice of salsa
  • 2 teaspoons chili powder For flavoring
  • 1/4 cup water
  • 2 cups cooked rice Use white or brown rice
  • 1 can black beans Drained and rinsed
  • 1 can corn Drained
  • 1 can diced tomatoes With or without seasoning
  • 2 cups shredded cheese Divide into layers

Instructions
 

Preparation

  • Preheat your oven to 375°F (190°C). Spray a 13 x 8 casserole dish with non-stick spray.
  • In a medium pot over medium heat, combine the cooked chicken, salsa, diced poblano peppers, chili powder, and water. Bring to a boil, then cook for 10–15 minutes or until the chicken is fully cooked.
  • Remove the chicken from the pot and dice it. Return the diced chicken and sauce to the casserole dish.
  • Mix in the cooked rice, black beans, corn, diced tomatoes, and 1 cup of shredded cheese. Stir until well combined.
  • Top the casserole with another 1 cup of shredded cheese. Bake for 15 minutes or until the cheese melts and becomes bubbly.
  • Remove from the oven and garnish with chopped cilantro, a squeeze of lime, and sliced avocado.

Notes

For a vegetarian version, replace chicken with 2 cups of quinoa or lentils. For extra spice, add jalapeños or more chili powder. Experiment with different cheeses for varied flavors.

Nutrition

Serving: 1gCalories: 350kcalCarbohydrates: 40gProtein: 23gFat: 12gSaturated Fat: 7gSodium: 800mgFiber: 8gSugar: 4g
Keyword casserole, Comfort Food, Easy Recipe, Stuffed Poblano, Weeknight Dinner
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Step-by-Step Instructions

Creating a Stuffed Poblano Casserole is straightforward and rewarding. Follow these steps to achieve a delicious outcome.

  1. Preheat your oven to 375°F (190°C). Spray a 13 x 8 casserole dish with non-stick spray.
  2. In a medium pot over medium heat, combine 2 cups cooked chicken, 1 cup salsa, 3 diced poblano peppers, 2 teaspoons chili powder, and 1/4 cup water. Bring to a boil, then cook for 10–15 minutes or until the chicken is fully cooked.
  3. Remove the chicken from the pot and dice it. Return the diced chicken and sauce to the casserole dish.
  4. Mix in 2 cups cooked rice, 1 can black beans, 1 can corn, 1 can diced tomatoes, and 1 cup shredded cheese. Stir until well combined.
  5. Top the casserole with another 1 cup of shredded cheese. Bake for 15 minutes or until the cheese melts and becomes bubbly.
  6. Remove from the oven and garnish with chopped cilantro, a squeeze of lime, and sliced avocado.
Stuffed Poblano Casserole

Variations & Substitutes

Everyone loves a personalized touch in their meals. Here are some delightful ways to customize your Stuffed Poblano Casserole:

  • Vegetarian Version: Replace chicken with 2 cups of quinoa or a mixture of lentils for a hearty vegetarian option. This will elevate the protein content without sacrificing flavor.
  • Spicy Kick: If you enjoy heat, add jalapeños or extra chili powder for a spicier profile. Adjust the spices according to your taste preference.
  • Cheesy Delight: Experiment with different types of cheese like pepper jack for a spicy twist or feta for a Mediterranean flair.

Mistakes to Avoid

Avoid these common pitfalls to ensure your casserole is a hit:

  • Forgetting to preheat the oven – The casserole needs a hot environment for even cooking.
  • Overcooking the chicken – Keep an eye on it as it cooks; dry chicken isn’t enjoyable.
  • Skipping the garnishes – Fresh cilantro and lime brighten the dish, so don’t overlook them.
  • Not mixing ingredients thoroughly – Ensure everything is well-combined to get a bite of all flavors in each serving.

Checklist to Avoid Mistakes:

  • Preheat oven before starting.
  • Monitor chicken cooking time closely.
  • Prepare garnishes in advance.
  • Stir ingredients thoroughly.

Storage & Reuse

If you have leftovers, here’s how to keep them fresh:

  • Refrigerator: Store in an airtight container for up to 3 days. Reheat in the oven for best results.
  • Freezer: The casserole can be frozen for up to 3 months. Thaw overnight in the fridge before reheating.
  • Reuse Ideas: Use the casserole as a filling for tacos or serve it on top of salads for a flavorful twist.

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Conclusion

Stuffed Poblano Casserole is a fantastic option for busy weeknights, allowing you to bring the flavors of Mexico to your table easily. With its nourishing ingredients and customizable options, this dish can quickly become a family favorite. Just imagine the satisfaction of serving a warm, bubbly casserole that’s as delicious as it is simple to prepare. Enjoy the flavor, enjoy the company, and most importantly enjoy your cooking!

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