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A white bowl of mashed potatoes with slabs of butter and fresh parsley on top.

Slow Cooker Mashed Potatoes

  • Author: The Cooking Jar
  • Total Time: 4 hours 15 minutes
  • Yield: 8-10 1x


These no-boil slow cooker mashed potatoes are a great way to make homemade creamy mashed potatoes during Thanksgiving and Christmas while saving precious stovetop and oven space for the main dishes.


Units Scale
  • 5 lb. Yukon gold/red potatoes
  • 1 teaspoon garlic powder
  • 1 teaspoon onion powder
  • 1/2 cup butter, melted
  • Salt and pepper to taste
  • 8 oz. sour cream
  • Fresh parsley or chives to garnish (optional)


  1. Peel the potatoes and cut into 1″ chunks.
  2. Mix the potatoes, garlic powder, onion powder, melted butter,  and salt and pepper to taste in a 6 qt. slow cooker.
  3. Cover and cook on high for 4 hours.
  4. Add the sour cream and mash the potatoes until smooth and creamy.
  5. [Optional step] Fold with parsley or chives before serving.
  6. Dish and serve hot.
  7. Enjoy!
  • Prep Time: 15 mins
  • Cook Time: 4 hours