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Crockpot Au Gratin Potatoes

Prep Time 20 minutes
Cook Time 3 hours
Total Time 3 hours 20 minutes
Servings 6 servings
Calories 350
A creamy, cheesy potato dish cooked slowly in a Crock-Pot, perfect for a comforting meal or side dish.

Ingredients

Potatoes

  • 5 cups gold potatoes (peeled and thinly sliced) (see note 1)
  • Salt and pepper Salt and pepper
  • 4 tablespoons unsalted butter
  • 1/2 teaspoon garlic powder
  • 1/2 teaspoon onion powder
  • 1/4 cup all-purpose flour
  • 1.5 cups milk (recommend whole milk)
  • 1/2 cup sour cream (full-fat recommended)
  • 1.5 cups Cheddar cheese (sharp or extra-sharp)
  • Fresh parsley or chives Fresh parsley (or chives) (optional, for topping)

Instructions 

  • Spray slow cooker with cooking spray and prepare potatoes.
  • Melt butter, add spices, whisk in flour, then gradually add milk, boiling until thickened. Remove from heat and stir in sour cream and cheese.
  • Mix sliced potatoes into cheese sauce, then transfer to slow cooker. Cover with paper towels and cook on high for 2.5 to 4.5 hours.
  • Once tender, remove lid, stir gently, and cook uncovered for 15–20 minutes for crispier top. Garnish with parsley or chives before serving.

Notes

Check potatoes halfway through cooking to prevent burning and adjust time as needed based on your slow cooker.
Calories: 350kcal
Cost: $15
Course: Side Dish
Cuisine: American
Keyword: potatoes