Chicken Biscuit Casserole (The Ultimate Comfort Food Recipe)

Get ready to fall in love with the ultimate comfort food: this incredibly delicious Chicken Biscuit Casserole. It’s a rich, creamy, and savory dish that brings together tender chicken and mixed vegetables in a flavorful sauce, all topped with fluffy, golden-brown biscuits. This recipe is a guaranteed family favorite, perfect for a cozy weeknight dinner or a comforting weekend meal. It’s the kind of dish that feels like a warm hug in a bowl, and the best part is how simple it is to put together.

Why This Chicken Biscuit Casserole is a Weeknight Winner

When your dinner schedule is packed, you need recipes that are both quick and satisfying. This Chicken Biscuit Casserole recipe checks all the boxes. It uses simple, accessible ingredients and comes together with minimal fuss. Think of it as a deconstructed chicken pot pie, but even easier to make. The creamy filling and the cheesy biscuit topping create a combination of textures and flavors that will have everyone asking for a second helping. It’s a complete meal in one dish, making cleanup a breeze.

The Key Ingredients for Your Casserole

The magic of this dish comes from its straightforward yet flavorful components. We’re using pantry staples to create a meal that tastes like it took hours to prepare.

For the Creamy Chicken Filling

  • Shredded Chicken: Cooked and shredded chicken is the star. Rotisserie chicken is a fantastic time-saver here.
  • Butter & Flour: These create a simple roux to thicken our homemade cream sauce.
  • Milk & Chicken Broth: The base of our creamy, savory sauce.
  • Vegetables: A classic mix of frozen peas, carrots, corn, and green beans provides color, nutrients, and texture. Diced celery and onion add a foundational aromatic flavor.
  • Seasonings: Garlic powder, onion powder, dried thyme, salt, and black pepper are all you need.
  • Cheddar Cheese: Sharp cheddar cheese melted into the sauce adds a rich, savory depth.

For the Biscuit Topping

  • Canned Biscuits: A can of refrigerated biscuits makes this recipe incredibly easy. We’ll cut them into quarters to create the perfect bubbly topping.
  • Melted Butter & Garlic Powder: Brushing the biscuits with garlic butter before baking makes them irresistibly golden and flavorful.
The Chicken Biscuit Casserole just out of the oven, with a perfectly golden brown and bubbly biscuit topping.
The perfect golden-brown biscuit topping, fresh from the oven.

Step-by-Step Instructions to Make Chicken Biscuit Casserole

Follow these simple steps to create a perfect casserole every time.

  1. Preheat and Prep: First, preheat your oven to 375°F (190°C). Lightly grease a 9×13 inch baking dish.
  2. Sauté Aromatics: In a large skillet or Dutch oven, melt the butter over medium heat. Add the diced onion and celery and cook until softened, about 5-7 minutes.
  3. Make the Creamy Sauce: Sprinkle the flour over the cooked vegetables and stir continuously for one minute to cook out the raw flour taste. Slowly whisk in the chicken broth and milk until the mixture is smooth.
  4. Simmer and Thicken: Bring the sauce to a simmer and let it cook for 3-5 minutes, stirring occasionally, until it has thickened enough to coat the back of a spoon.
  5. Add Flavor: Remove the skillet from the heat. Stir in the garlic powder, onion powder, dried thyme, salt, and pepper. Then, add the shredded cheddar cheese and stir until it’s completely melted and the sauce is smooth.
  6. Combine Ingredients: Gently fold in the shredded chicken and the frozen mixed vegetables until everything is evenly coated in the creamy sauce.
  7. Assemble the Casserole: Pour the chicken mixture into your prepared baking dish and spread it into an even layer.
  8. Top with Biscuits: Open the can of biscuits and separate them. Cut each biscuit into four equal pieces. Arrange the biscuit pieces evenly over the top of the chicken filling.
  9. Bake to Perfection: In a small bowl, mix the melted butter with a pinch of garlic powder. Brush this mixture over the biscuit pieces. Bake for 25-30 minutes, or until the filling is bubbly and the biscuits are golden brown and cooked through.
  10. Rest and Serve: Let the casserole rest for 5-10 minutes before serving. This allows the sauce to set up slightly.

Tips and Tricks for the Best Chicken Biscuit Casserole

A few simple tips can elevate your casserole from great to absolutely unforgettable.

  • Don’t Crowd the Biscuits: Leave a little space between the biscuit pieces to allow them to expand and cook through evenly.
  • Use Quality Cheese: For the creamiest, most flavorful sauce, grate your own sharp cheddar cheese. Pre-shredded cheeses often contain anti-caking agents that can make the sauce grainy.
  • Thaw Your Veggies: For a quicker cooking time and to ensure the casserole heats evenly, let your frozen vegetables thaw on the counter for about 15-20 minutes before adding them to the sauce.
  • Check for Doneness: The biscuits should be a deep golden brown. If the filling is bubbling but the biscuits look pale, you can switch the oven to broil for 1-2 minutes, watching carefully to prevent burning. Looking for a spicier kick? Try adding our homemade Cajun seasoning blend to the filling.
A close-up spoonful of creamy chicken biscuit bake, highlighting the tender chicken, mixed vegetables, and a piece of fluffy biscuit.
Look at that creamy, dreamy filling!

Fun Variations to Try

This Chicken Biscuit Casserole is fantastic as is, but it’s also a great canvas for creativity. Try one of these delicious variations!

  • Add Bacon: Stir in some crispy, crumbled bacon with the chicken for a smoky, savory flavor boost.
  • Spice It Up: Add a pinch of cayenne pepper or a dash of hot sauce to the cream sauce for a little heat.
  • Change the Cheese: Swap the cheddar for a blend of Monterey Jack and Colby, or try adding some Gruyère for a nutty flavor. For another cheesy favorite, check out this hearty Cowboy Casserole.
  • Herbaceous Twist: Add fresh herbs like parsley, chives, or rosemary to the filling or the garlic butter topping for a fresh, aromatic kick.

How to Store, Reheat, and Freeze Your Casserole

Leftovers are one of the best parts of making a big casserole! To store, let the casserole cool completely, then cover the dish tightly with foil or plastic wrap and refrigerate for up to 3-4 days. To reheat, place it in a 350°F (175°C) oven for about 20 minutes, or until warmed through. You can also freeze the casserole. Assemble it but don’t bake it. Cover tightly with both plastic wrap and foil and freeze for up to 3 months. When ready to eat, bake from frozen, adding about 20-30 minutes to the original baking time.

Frequently Asked Questions

Yes, you can prepare the filling up to 2 days in advance and store it in an airtight container in the refrigerator. When you’re ready to bake, pour the filling into the baking dish, top with the fresh biscuit pieces, and bake as directed.

Of course! If you have a favorite recipe for homemade biscuits, feel free to use it. Simply prepare your biscuit dough, drop spoonfuls over the filling, and bake until they are cooked through and golden.

Absolutely! Using a store-bought rotisserie chicken is a fantastic time-saver for this recipe. You’ll need about 3 cups of shredded chicken.

Store leftovers in an airtight container in the refrigerator for up to 4 days. The best way to reheat it is in the oven at 350°F (175°C) for about 20 minutes, or until warmed through. This helps the biscuits crisp up again.

You can use any vegetables you like. Fresh, steamed vegetables like broccoli, cauliflower, or mushrooms work great. If using fresh, hard vegetables like carrots, it’s best to sauté them with the onions and celery to soften them first.

What to Serve with Your Casserole

This Chicken Biscuit Casserole is a hearty meal on its own, but it pairs beautifully with a simple side dish. A light green salad with a vinaigrette dressing, steamed green beans, or roasted broccoli are all excellent choices that balance the richness of the casserole. For a truly comforting meal, you could even serve it alongside some Gouda Mashed Potatoes.

More Comfort Food Recipes You’ll Love

If you enjoyed this recipe, you might also love our Cracker Barrel Hashbrown Casserole or this classic Chicken and Dumplings Recipe. They are perfect for feeding a crowd and delivering maximum comfort!

Share Your Creation!

We are so excited for you to try this amazing Chicken Biscuit Casserole. It’s a recipe that’s sure to bring warmth and smiles to your dinner table. If you make it, please leave a comment below and let us know how it turned out! Don’t forget to share a picture of your beautiful casserole on Pinterest!

A delicious Chicken Biscuit Casserole in a white baking dish, showing a golden biscuit topping over a creamy chicken and vegetable filling. The perfect easy weeknight dinner recipe.
Nothing says comfort like this Chicken Biscuit Casserole!

Chicken Biscuit Casserole Recipe

A close-up spoonful of creamy chicken biscuit bake, highlighting the tender chicken, mixed vegetables, and a piece of fluffy biscuit.

Chicken Biscuit Casserole (The Ultimate Comfort Food Recipe)

This Chicken Biscuit Casserole is the ultimate comfort food! A creamy chicken and vegetable filling is topped with fluffy, golden biscuits for an easy, family-friendly weeknight dinner.
Prep Time 15 minutes
Cook Time 30 minutes
Total Time 45 minutes
Servings: 8 servings
Course: Dinner, Main Course
Cuisine: American
Calories: 450

Ingredients
  

Main Ingredients
  • 4 tablespoons unsalted butter
  • 1 cup diced yellow onion
  • 1 cup diced celery
  • 1/4 cup all-purpose flour
  • 1.5 cups chicken broth
  • 1.5 cups whole milk
  • 3 cups cooked, shredded chicken rotisserie chicken works well
  • 2 cups frozen mixed vegetables thawed
  • 1.5 cups shredded sharp cheddar cheese
  • 1 teaspoon garlic powder
  • 1/2 teaspoon onion powder
  • 1/2 teaspoon dried thyme
  • 1/2 teaspoon salt or to taste
  • 1/4 teaspoon black pepper or to taste
  • 1 can refrigerated biscuits 16.3 oz, 8 count
  • 2 tablespoons unsalted butter melted
  • 1/4 teaspoon garlic powder

Equipment

  • 1 9x13 inch Baking Dish
  • 1 Large Skillet or Dutch Oven

Method
 

Instructions
  1. Preheat your oven to 375°F (190°C). Lightly grease a 9x13 inch baking dish.
  2. In a large skillet, melt 4 tablespoons of butter over medium heat. Add the diced onion and celery and cook until softened, about 5-7 minutes.
  3. Sprinkle the flour over the vegetables and stir for one minute.
  4. Slowly whisk in the chicken broth and milk until smooth. Bring to a simmer and cook for 3-5 minutes until thickened.
  5. Remove from heat. Stir in 1 tsp garlic powder, onion powder, thyme, salt, pepper, and shredded cheddar cheese until smooth.
  6. Gently fold in the shredded chicken and thawed mixed vegetables.
  7. Pour the mixture into the prepared baking dish.
  8. Cut each of the 8 biscuits into four pieces. Arrange the 32 pieces evenly over the filling.
  9. Mix 2 tablespoons of melted butter with 1/4 tsp of garlic powder. Brush this over the biscuit pieces.
  10. Bake for 25-30 minutes, or until the filling is bubbly and the biscuits are golden brown.
  11. Let the casserole rest for 5-10 minutes before serving.

Notes

For a golden-brown finish, you can broil the casserole for the last 1-2 minutes of cooking. Watch it carefully to prevent burning.
Using a rotisserie chicken is a great way to save time on meal prep.
Ensure your frozen vegetables are thawed to prevent excess water in the casserole and ensure even cooking.

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