Substitute for Sour Cream in Mashed Potatoes: Creamy Alternatives
When making mashed potatoes, the best substitute for sour cream is Plain Greek Yogurt. Greek yogurt adds the same tangy creaminess. Stir into hot mashed potatoes with butter. Higher protein and lower fat than sour cream. Results are nearly identical. Sour cream adds tangy richness and ultra-creamy texture to mashed potatoes. It is a restaurant secret for the creamiest results. The substitute needs to add creaminess and some tang.
Best Substitute
Plain Greek Yogurt
Same amount as sour cream
Greek yogurt adds the same tangy creaminess. Stir into hot mashed potatoes with butter. Higher protein and lower fat than sour cream. Results are nearly identical.
What else can I use instead of sour cream in mashed potatoes?
Cream Cheese
4 oz cream cheese per 1/2 cup sour cream
Creates the creamiest, richest mashed potatoes. Soften before adding. Less tangy but more luxurious.
Buttermilk
1/2 cup buttermilk per 1/2 cup sour cream
Lighter, tangier result. Creates fluffy mashed potatoes. Add 1 tbsp butter for extra richness.
Cashew Cream + Lemon Juice
1/2 cup cashew cream + 1 tsp lemon juice per 1/2 cup sour cream
Vegan and creamy. The lemon adds the tang. Blend soaked cashews smooth first.
Frequently Asked Questions
What can I use instead of sour cream in mashed potatoes?
Greek yogurt is the best swap with the same tangy creaminess. Cream cheese (4 oz per 1/2 cup sour cream) creates the richest, most luxurious mashed potatoes. Buttermilk makes lighter, fluffier potatoes.
Should I use sour cream or cream cheese in mashed potatoes?
Sour cream adds tang and light creaminess. Cream cheese creates richer, thicker, more indulgent potatoes. For best results, use both: 1/4 cup sour cream + 2 oz cream cheese per 2 pounds of potatoes.