Make The PERFECT Creamy Chicken Casserole in Just One Pan!
This creamy chicken casserole is a real crowd-pleaser that delivers genuine comfort food flavour in a single pot. The recipe works beautifully in a slow cooker, making it perfect for those evenings when you want minimal fuss. With plenty of creamy sauce to soak into mashed potatoes and vegetables, it's the kind of dish that brings people together at the table. You can easily make a big batch and freeze half for another night, making it an invaluable addition to your midweek meal rotation

Watch: Make The PERFECT Creamy Chicken Casserole in Just One Pan!
Original recipe video — click to play
Original method: 45 minutes on hob or in oven at 180°C
Ingredients
Main
- 800 g Chicken breasts, cut into bite-sized pieces
Brown in a hot pan before adding to slow cooker for better flavour
- 400 ml Chicken stock
Reduced quantity for slow cooker to avoid watery result
- 200 ml Double cream or crème fraîche
Add in the final 30 minutes of cooking
Prevents curdling at high temperatures
Vegetables
- 2 medium Onions, diced
- 250 g Mushrooms, sliced(optional)
Seasonings
- 3 cloves Garlic, minced
- to taste Salt and freshly ground black pepper
- 2 tsp Dried thyme or mixed herbs(optional)
Garnish
- 30 g Fresh parsley, finely chopped(optional)
Add just before serving
For colour and freshness
Method
- 1
Heat a large frying pan over a medium-high heat. Brown the chicken pieces in batches until golden on all sides, then transfer to your slow cooker. This step adds flavour and prevents pale meat.
~10 minsTip: Do not skip browning; it significantly improves the final dish
- 2
In the same pan, sauté the diced onions and minced garlic until softened, approximately 3–4 minutes. Add the mushrooms if using and cook for another 2 minutes.
~6 mins - 3
Transfer the onion and mushroom mixture to the slow cooker with the browned chicken.
~2 mins - 4
Pour the chicken stock into the slow cooker. Add the dried herbs if using. Stir everything together and season with salt and pepper to taste.
~3 minsTip: Use reduced stock quantity to prevent a watery result
- 5
Cover the slow cooker and cook on Low for 7 hours or High for 4 hours, until the chicken is tender and cooked through.
~7 hrsTip: Chicken is safe to eat at an internal temperature of 74°C
- 6
In the final 30 minutes of cooking, stir in the double cream or crème fraîche. If using fresh herbs, add them now. Check seasoning and adjust as needed.
~30 minsTip: Adding cream at the end prevents it from breaking down
- 7
Serve the creamy chicken casserole hot with mashed potatoes, rice, or crusty bread to soak up the delicious sauce. Garnish with fresh parsley if desired.
~5 minsTip: The casserole freezes beautifully; cool completely before freezing in portion-sized containers
Nutrition
Detailed nutritional information is coming soon.
Frequently Asked Questions
Yes, absolutely. Brown the chicken and vegetables as described, then transfer to a casserole dish. Add the stock and herbs, cover, and cook in a preheated oven at 160°C for 35–40 minutes until the chicken is tender. Add the cream in the final 5 minutes of cooking. This method gives you more control over timing if you prefer
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