Cozy Garlic Butter Chicken Dump & Bake Casserole

After making this Garlic Butter Chicken Dump & Bake Casserole dozens of times, I’ve discovered the trick to perfectly crispy edges and a creamy garlic butter sauce every time. The cozy, comforting flavors will make your family beg for seconds. Keep reading for my best tips or jump to the recipe. If you love recipes like this, you’ll also enjoy Irresistible Chocolate Oreo Cheesecake Brownie Trifle and French Onion Chicken Rice Bake.

Why This Cozy Garlic Butter Chicken Dump & Bake Casserole Is Pure Comfort
- Golden, crispy edges
- Creamy garlic butter sauce
- One-pan, easy cleanup
- Comforting, hearty flavors
What You'll Need for Cozy Garlic Butter Chicken Dump & Bake Casserole
Choosing the right ingredients makes a big difference, but this recipe is forgiving enough to work with what you have.
- chicken breasts
- frozen mixed vegetables
- cream of chicken soup
- garlic butter
- shredded cheddar cheese
- garlic powder
- onion powder
- salt
- black pepper
- dried parsley
- Optional: fresh parsley
- Optional: shredded Parmesan cheese

📝 Ingredient Notes
- chicken breasts: Boneless, skinless chicken breasts work best for this recipe.
🛒 Tools & Equipment I Recommend
- Instant Pot — Saves time and ensures perfectly cooked chicken every time. → See on Amazon
- Baking Sheet — A good quality baking sheet ensures even cooking and crispy edges. → See on Amazon

How to Make Cozy Garlic Butter Chicken Dump & Bake Casserole
- Step 1: Preheat your oven to 400°F (200°C). Season the chicken breasts with garlic powder, onion powder, salt, and black pepper. Place them in a greased 9×13-inch baking dish.
- Step 2: Spread the frozen mixed vegetables over the chicken. Pour the cream of chicken soup over the vegetables. Drizzle the garlic butter over the top. Cover the dish tightly with foil.
- Step 3: Bake for 45 minutes. Remove the foil and sprinkle the shredded cheddar cheese over the top. Bake for an additional 10-15 minutes, or until the cheese is melted and bubbly, and the chicken is cooked through.
- Step 4: Let the casserole rest for 5 minutes before serving. Garnish with fresh parsley and shredded Parmesan cheese, if desired.
Cook's Tips for Perfect Cozy Garlic Butter Chicken Dump & Bake Casserole
- Common mistake and fix: The #1 reason this recipe fails is using frozen chicken breasts that are still partially frozen. Always thaw your chicken completely before baking to ensure even cooking and crispy edges.
- Pro tip: For extra crispy edges, you can sprinkle some Panko breadcrumbs over the cheese before baking.
- Pro tip: To make this recipe even creamier, you can stir in a tablespoon of sour cream before serving.
- Pro tip: For a spicy kick, add a pinch of cayenne pepper to the seasoning mixture.
Storing & Reheating Cozy Garlic Butter Chicken Dump & Bake Casserole
Short-Term Storage
Store in an airtight container in the fridge. Store leftovers in an airtight container in the refrigerator for up to 3 days. Make-ahead tip: This dish can be made ahead of time and reheated in the oven or microwave.
Freezing Cozy Garlic Butter Chicken Dump & Bake Casserole
This dish does not freeze well due to the cream of chicken soup and cheese.
How to Reheat Without Drying It Out
Oven: Reheat in a 350°F (175°C) oven for 15-20 minutes, or until heated through. Microwave: Reheat in the microwave for 2-3 minutes, or until heated through. The texture may be slightly different from the original dish.
Recipe Notes
- Chef tip: For an even creamier sauce, you can stir in a tablespoon of sour cream before serving.
- Best substitution: If you don't have cream of chicken soup, you can substitute it with a mixture of chicken broth and cornstarch.
- Make-ahead: This dish can be made ahead of time and reheated in the oven or microwave. However, the texture may be slightly different from the original dish.
- Scaling: This recipe can be easily doubled or halved to serve more or fewer people.
- Troubleshooting: If your chicken is still pink in the middle, it may not be fully cooked. Return it to the oven and bake for an additional 5-10 minutes, or until the chicken is cooked through.
Want to level up this recipe?
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Cozy Garlic Butter Chicken Dump & Bake Casserole

Ingredients
Main Ingredients
- chicken breasts
- frozen mixed vegetables
- cream of chicken soup
- garlic butter
- shredded cheddar cheese
Seasonings
- garlic powder
- onion powder
- salt
- black pepper
- dried parsley
Optional Toppings
- fresh parsley
- shredded Parmesan cheese
Instructions
- Step 1: Preheat your oven to 400°F (200°C). Season the chicken breasts with garlic powder, onion powder, salt, and black pepper. Place them in a greased 9×13-inch baking dish.
- Step 2: Spread the frozen mixed vegetables over the chicken. Pour the cream of chicken soup over the vegetables. Drizzle the garlic butter over the top. Cover the dish tightly with foil.
- Step 3: Bake for 45 minutes. Remove the foil and sprinkle the shredded cheddar cheese over the top. Bake for an additional 10-15 minutes, or until the cheese is melted and bubbly, and the chicken is cooked through.
- Step 4: Let the casserole rest for 5 minutes before serving. Garnish with fresh parsley and shredded Parmesan cheese, if desired.
Notes
- Chef tip: For an even creamier sauce, you can stir in a tablespoon of sour cream before serving.
- Best substitution: If you don't have cream of chicken soup, you can substitute it with a mixture of chicken broth and cornstarch.
- Make-ahead: This dish can be made ahead of time and reheated in the oven or microwave. However, the texture may be slightly different from the original dish.
- Scaling: This recipe can be easily doubled or halved to serve more or fewer people.
- Troubleshooting: If your chicken is still pink in the middle, it may not be fully cooked. Return it to the oven and bake for an additional 5-10 minutes, or until the chicken is cooked through.
Storage
- Fridge: Store leftovers in an airtight container in the refrigerator for up to 3 days.
- Freezer: This dish does not freeze well due to the cream of chicken soup and cheese.
- Oven reheat: Reheat in a 350°F (175°C) oven for 15-20 minutes, or until heated through.
- Microwave reheat: Reheat in the microwave for 2-3 minutes, or until heated through. The texture may be slightly different from the original dish.
- Make ahead: This dish can be made ahead of time and reheated in the oven or microwave.
Nutrition Per Serving
- Calories: 460
- Protein: 38g
- Fat: 21g
- Carbs: 20g
- Fiber: 1g
- Sugar: 3g
- Sodium: 900mg
- Cholesterol: 110mg
- Sat. Fat: 11g
Nutritional values are estimates only. Actual values may vary by brand and portion size.
Cozy Garlic Butter Chicken Dump & Bake Casserole FAQs
Yes, you can make this casserole ahead of time and reheat it in the oven or microwave. However, the texture may be slightly different from the original dish.
The #1 reason this recipe fails is using frozen chicken breasts that are still partially frozen. Always thaw your chicken completely before baking to ensure even cooking and a moist texture.
Yes, you can use fresh vegetables instead of frozen. However, you may need to adjust the cooking time to ensure the vegetables are cooked through.
Yes, you can make this casserole in the slow cooker. Cook on low for 6-8 hours or on high for 3-4 hours. However, the texture may be slightly different from the original dish.
The best way to reheat this casserole is in the oven at 350°F (175°C) for 15-20 minutes, or until heated through. Reheating in the microwave may cause the texture to change.
A Warm Final Note
I can’t wait for you to try Cozy Garlic Butter Chicken Dump & Bake Casserole and see how effortlessly it comes together. When you make it, pop back here and leave a rating or share how it turned out — I love hearing from you!






