BBQ Chicken Protein Casserole – A Hearty, High-Protein Weeknight Favorite

This BBQ Chicken Protein Casserole brings together smoky sweetness, tender chicken, and a creamy, cheesy base that still feels light and energizing. It’s the kind of dish that satisfies a comfort food craving without knocking you off your goals. The flavors are bold, the texture is cozy, and the prep is straightforward.

It’s great for busy weeknights, friendly gatherings, or meal prep for the week. If you like barbecue chicken pizza or stuffed potatoes, you’ll love this casserole.

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BBQ Chicken Protein Casserole - A Hearty, High-Protein Weeknight Favorite

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Prep Time 15 minutes mins

Cook Time 30 minutes mins

Total Time 45 minutes mins

Servings: 6 servings

Ingredients Method

Ingredients

  

• 2 large cooked chicken breasts, shredded or cubed (about 3 cups)
• 1 cup BBQ sauce (choose a brand you like; smoky or tangy both work)
• 1 cup plain nonfat Greek yogurt (or low-fat, for creaminess and protein)
• 1/2 cup low-sodium chicken broth (to loosen the sauce)
• 1 (15-ounce) can black beans, drained and rinsed
• 1 (15-ounce) can sweet corn, drained (or 1 1/2 cups frozen, thawed)
• 1 small red onion, finely diced
• 1 red bell pepper, diced
• 1 teaspoon smoked paprika
• 1/2 teaspoon garlic powder
• 1/2 teaspoon onion powder
• 1/4 teaspoon black pepper (plus more to taste)
• 1/2 teaspoon kosher salt (adjust based on your BBQ sauce’s saltiness)
• 1 1/2 cups reduced-fat shredded cheddar (or a cheddar-jack blend)
• 1/4 cup chopped fresh cilantro (optional, for topping)
• 2 green onions, thinly sliced (optional, for topping)
• Olive oil spray (for the baking dish)

Method

 

1. Heat the oven: Preheat to 375°F (190°C). Lightly grease a 9x13-inch baking dish with olive oil spray.
2. Prep the chicken: If you haven’t already, cook and shred or cube the chicken. Rotisserie chicken or leftover grilled chicken works well here.
3. Mix the sauce: In a large bowl, whisk together BBQ sauce, Greek yogurt, and chicken broth until smooth. Stir in smoked paprika, garlic powder, onion powder, salt, and black pepper.
4. Fold in the good stuff: Add chicken, black beans, corn, red onion, and red bell pepper to the bowl. Stir to coat everything evenly in the sauce.
5. Assemble: Pour the mixture into the prepared baking dish and spread into an even layer. Sprinkle the shredded cheese evenly over the top.
6. Bake: Bake uncovered for 18–22 minutes, or until the edges bubble and the cheese is fully melted and lightly golden.
7. Rest and garnish: Let the casserole rest for 5 minutes to set. Top with chopped cilantro and green onions if using.
8. Serve: Spoon into bowls or plates. It pairs well with a crisp side salad, roasted veggies, or a scoop of brown rice or quinoa for extra staying power.

What Makes This Recipe So Good

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• High in protein, big on flavor: Lean chicken breast, Greek yogurt, and beans pack in satisfying protein without the heaviness.
• Balanced and filling: A mix of fiber-rich beans and veggies helps keep you full and steady between meals.
• Easy to customize: Use your favorite BBQ sauce, swap cheeses, or add more vegetables to make it your own.
• Meal-prep friendly: Holds up well in the fridge and reheats beautifully for lunches and quick dinners.
• One-dish simplicity: Everything bakes together, saving time on cleanup.

What You’ll Need

• 2 large cooked chicken breasts, shredded or cubed (about 3 cups)
• 1 cup BBQ sauce (choose a brand you like; smoky or tangy both work)
• 1 cup plain nonfat Greek yogurt (or low-fat, for creaminess and protein)
• 1/2 cup low-sodium chicken broth (to loosen the sauce)
• 1 (15-ounce) can black beans, drained and rinsed
• 1 (15-ounce) can sweet corn, drained (or 1 1/2 cups frozen, thawed)
• 1 small red onion, finely diced
• 1 red bell pepper, diced
• 1 teaspoon smoked paprika
• 1/2 teaspoon garlic powder
• 1/2 teaspoon onion powder
• 1/4 teaspoon black pepper (plus more to taste)
• 1/2 teaspoon kosher salt (adjust based on your BBQ sauce’s saltiness)
• 1 1/2 cups reduced-fat shredded cheddar (or a cheddar-jack blend)
• 1/4 cup chopped fresh cilantro (optional, for topping)
• 2 green onions, thinly sliced (optional, for topping)
• Olive oil spray (for the baking dish)

Step-by-Step Instructions

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1. Heat the oven: Preheat to 375°F (190°C). Lightly grease a 9×13-inch baking dish with olive oil spray.
2. Prep the chicken: If you haven’t already, cook and shred or cube the chicken.

   Rotisserie chicken or leftover grilled chicken works well here.

3. Mix the sauce: In a large bowl, whisk together BBQ sauce, Greek yogurt, and chicken broth until smooth. Stir in smoked paprika, garlic powder, onion powder, salt, and black pepper.
4. Fold in the good stuff: Add chicken, black beans, corn, red onion, and red bell pepper to the bowl. Stir to coat everything evenly in the sauce.
5. Assemble: Pour the mixture into the prepared baking dish and spread into an even layer.

   Sprinkle the shredded cheese evenly over the top.

6. Bake: Bake uncovered for 18–22 minutes, or until the edges bubble and the cheese is fully melted and lightly golden.
7. Rest and garnish: Let the casserole rest for 5 minutes to set. Top with chopped cilantro and green onions if using.
8. Serve: Spoon into bowls or plates. It pairs well with a crisp side salad, roasted veggies, or a scoop of brown rice or quinoa for extra staying power.

Keeping It Fresh

• Storage: Cool completely, then cover tightly.

  Refrigerate for up to 4 days.

• Reheating: Warm individual portions in the microwave for 60–90 seconds, or cover the whole dish with foil and reheat at 325°F (165°C) for 10–15 minutes.
• Freezing: Freeze in an airtight container for up to 2 months. Thaw overnight in the fridge before reheating for best texture.
• Make-ahead: Assemble up to 24 hours in advance, cover, and refrigerate. Add 5–8 minutes to the bake time if going straight from cold.

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Benefits of This Recipe

• Protein-packed: Chicken, Greek yogurt, and cheese deliver a strong protein count that supports satiety and recovery.
• Fiber boost: Black beans and veggies offer fiber for gut health and steady energy.
• Balanced comfort: You get classic BBQ comfort without relying on heavy cream or butter.
• Budget-friendly: Uses pantry staples and stretches into multiple meals.
• Kid-friendly flavors: The sweet-smoky BBQ profile is approachable and easy to love.

Pitfalls to Watch Out For

• Too much sauce sweetness: Some BBQ sauces are very sweet.

  If your sauce tastes sugary, add a splash of apple cider vinegar or a pinch of chili powder to balance it.

• Watery casserole: Drain and rinse beans and corn well. If using frozen corn, pat it dry before adding.
• Rubbery chicken: Overcooked chicken gets tough. Use just-cooked chicken and avoid baking longer than needed.
• Salt surprises: BBQ sauce and cheese vary in saltiness.

  Taste the sauce mixture before baking and adjust salt carefully.

• Dry top: If the cheese browns too quickly, tent loosely with foil during the last few minutes.

Alternatives

• Different proteins: Swap chicken for cooked turkey breast, pulled pork, or plant-based chicken pieces. For a seafood twist, use cooked, chopped shrimp and reduce bake time by a few minutes.
• Dairy-free: Replace Greek yogurt with a plain, unsweetened dairy-free yogurt and use a dairy-free shredded cheese. Add 1 tablespoon nutritional yeast for a savory boost.
• Low-carb: Skip the beans and corn.

  Add extra bell peppers, riced cauliflower, or chopped zucchini. Reduce broth to 1/4 cup to prevent excess moisture.

• Spice it up: Stir in 1–2 teaspoons of hot sauce, a diced jalapeño, or a pinch of cayenne. Use a spicy BBQ sauce if you like heat.
• Extra veggies: Fold in chopped spinach, sautéed mushrooms, or steamed broccoli for more color and nutrients.
• Topping swaps: Try pepper jack for a kick, or a mozzarella-cheddar blend for extra melt.

  A sprinkle of crushed baked tortilla strips adds crunch when serving.

FAQ

Can I use raw chicken in this casserole?

It’s best to use cooked chicken so the casserole bakes evenly without overcooking the sauce and cheese. If you only have raw chicken, dice it small, sauté until just cooked through, then proceed with the recipe.

What BBQ sauce works best?

Choose a sauce you enjoy on its own. A smoky or tangy sauce balances the creamy yogurt well.

If your sauce is very sweet, add a squeeze of lemon juice or a dash of vinegar for brightness.

How can I make this gluten-free?

Most ingredients here are naturally gluten-free, but check your BBQ sauce and spices to confirm. Use a certified gluten-free sauce and spice blends to be safe.

Can I add grains to make it heartier?

Yes. Stir in 1 to 1 1/2 cups cooked quinoa or brown rice before baking.

If adding grains, reduce the chicken broth to 1/4 cup to avoid thinning the sauce.

What’s a good side dish?

A crunchy slaw, simple green salad, or roasted green beans complements the creamy, smoky flavors. Cornbread or baked sweet potatoes also pair nicely.

How do I prevent the yogurt from curdling?

Whisk the yogurt with BBQ sauce and broth until smooth, and keep the oven at 375°F or below. Avoid broiling directly on the yogurt-based sauce.

Can I make it in a slow cooker?

Yes, but skip the yogurt until the end.

Cook the chicken, beans, corn, veggies, spices, and BBQ sauce on low for 3–4 hours, stir in yogurt, top with cheese, cover until melted, then serve.

Is there a way to reduce sodium?

Use low-sodium beans, unsalted corn, and low-sodium broth. Choose a reduced-sodium BBQ sauce and go lighter on added salt. Fresh lemon juice can add pop without extra sodium.

In Conclusion

This BBQ Chicken Protein Casserole hits the sweet spot between comfort and nourishment.

It’s easy to assemble, flexible with what you have, and packed with protein to keep you satisfied. Whether you need a reliable weeknight option or a meal-prep staple, this casserole delivers big flavor with minimal fuss. Keep the garnishes fresh, the sauce balanced, and enjoy a cozy dish that earns a spot in your regular rotation.

About the Author

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Brandon D

Blogger/Fitness & Wellness Coach

I create quick, healthy, family-friendly recipes that make dinner simple, delicious, and stress-free.