Savory Baked Herb Chicken Casserole Recipe | Creamy One-Dish Meal with Chicken, Herbs & Vegetables
This Savory Baked Herb Chicken Casserole is a cozy, flavor-packed meal that brings together tender chicken, fresh herbs, and wholesome vegetables in a creamy, oven-baked dish. Infused with rosemary, thyme, and garlic, every bite is rich, satisfying, and deeply aromatic. Perfect for family dinners, potlucks, or meal prep, this casserole is easy to assemble and bakes to golden perfection. Serve it with crusty bread or a simple salad for a complete, comforting meal that warms from the inside out.
Equipment
- 9x13-inch baking dish (ceramic or glass preferred)
- Mixing bowls
- Skillet
- Foil
- Knife and cutting board
- Whisk
Ingredients
- 1.5 lbs boneless chicken thighs or breasts
- 2 cups cooked rice, diced potatoes, or cooked pasta
- 1 cup chopped carrots
- 1 cup sliced mushrooms
- 1 cup chopped onions
- ½ cup chopped celery
Herbs & Aromatics
- 3 cloves garlic, minced
- 1 tbsp fresh thyme (or 1 tsp dried)
- 1 tbsp fresh rosemary (or 1 tsp dried)
- 2 tbsp fresh parsley, chopped
- 1 tsp dried oregano
Sauce
- 1 cup chicken broth (low-sodium recommended)
- ½ cup cream or sour cream
- 2 tbsp olive oil
Optional Add-Ons
- ½ cup shredded cheese
- 1 tsp lemon zest
- ¼ cup toasted almonds
Instructions
- Marinate Chicken Combine olive oil, garlic, thyme, rosemary, parsley, and salt. Coat chicken and marinate for 30 minutes.
- Sauté Vegetables In a skillet, sauté onions, carrots, celery, and mushrooms until softened (8–10 minutes).
- Layer Casserole Preheat oven to 375°F (190°C). In a greased baking dish, layer base (rice/potatoes/pasta), sautéed vegetables, and marinated chicken.
- Add Sauce Whisk together chicken broth and cream. Taste and adjust seasoning. Pour evenly over casserole.
- Bake Cover with foil and bake for 35–45 minutes. Uncover for last 10 minutes to brown top.
- Rest and Garnish Let rest for 10 minutes. Garnish with fresh herbs or cheese.
Notes
- Use fresh herbs for best flavor; adjust if using dried.
- Rotisserie chicken can be substituted—add in final 15 minutes of baking.
- For dairy-free: use coconut cream or broth-only base.
- Freezer-friendly: cool, wrap, and freeze up to 2 months.
- Taste the sauce before baking to ensure seasoning is balanced.
- Letting the casserole rest helps the sauce thicken and flavors meld.