Easy Cheesy Kielbasa Hashbrown Casserole - Perfect Slow Cooker Dump Meal - Kitchen Scroll

Ingredients

• 1 (32 oz) bag frozen hashbrowns
• 1 kielbasa sausage, diced into bite-sized pieces
• 1 small onion, diced
• 2 1/2 cups shredded cheddar cheese, divided
• 1/2 cup sour cream
• 1/2 cup milk
• 1 (10 oz) can cream of mushroom or chicken soup
• Salt and pepper to taste
• 1 teaspoon minced garlic (optional but recommended)
• 1/2 teaspoon onion powder (optional for extra flavor)