01 -
Spray the slow cooker liner lightly with non-stick cooking spray.
02 -
Drain the diced potatoes thoroughly using a strainer.
03 -
Add melted butter to the drained potatoes, then sprinkle black pepper, onion powder, and garlic powder. Stir to coat evenly.
04 -
Incorporate sliced kielbasa, chopped onions, heavy cream, chicken broth, and shredded cheddar cheese into the potato mixture. Stir until well combined.
05 -
Add the cheddar cheese cream soup and stir until all ingredients are thoroughly blended.
06 -
Cover and cook on high for 3 to 4 hours or on low for 5 to 6 hours, until the potatoes are tender.
07 -
For thicker consistency, mix 1 teaspoon cornstarch with 2 teaspoons water and stir into the pot about one hour before the end of cooking.
08 -
Serve warm with desired toppings and enjoy.