- 1 1/2 teaspoons butter
- 4 cups chopped cooked chicken
- 1 cup sour cream
- 1/2 large onion, chopped
- 1 (10.75 ounce) can cream of chicken soup
- 1/2 cup milk
- 1/2 cup shredded Cheddar cheese
- 1 (10 ounce) package refrigerated biscuit dough
- 1/2 cup shredded Cheddar cheese
- Preheat oven to 350 degrees F (175 degrees C). Grease a 9×13-inch baking dish with butter.
- Mix cooked chicken, sour cream, onion, cream of chicken soup, and milk in a large bowl; pour into the prepared baking dish.
- Bake in the preheated oven until hot, about 15 minutes.
- Stir 1/2 cup Cheddar cheese into the mixture and arrange unbaked biscuits over top of casserole. Sprinkle remaining 1/2 cup Cheddar cheese over biscuits.
- Return to oven and bake until biscuits are done in the middle and the chicken mixture is bubbling, 25 to 30 more minutes.