Spray the inside of the slow cooker with non-stick spray.
Add hash browns, kielbasa, onion, and 2 cups of cheese. Mix well.
In a separate bowl, combine cream of chicken soup, milk, sour cream, salt, and pepper. Pour over the potato mixture and stir.
Sprinkle remaining cheese on top.
Cook on low for 6 hours or high for 3-4 hours until potatoes are tender.
Prep Time: 10 minutes | Cook Time: 6 hours | Total Time: 6 hours 10 minutes
Kcal: 691 | Servings: 8
