Substitutions

What can I use instead of sour cream?

Cream soured with lactic-acid cultures to around 20% fat, thick enough to spoon and tangy enough to cut richness.

What it does in a recipe: Tang, fat, and a thick body that enriches without thinning a batter. Pick the swap that covers that job — the ratios below are written so you can act on them without doing any arithmetic.

4substitutes
2close matches
Dairy & milkscategory

Quick answer

Plain Greek yogurt

1 cup sour cream = 1 cup plain Greek yogurt

All substitutes, best first

4 ways to replace sour cream

Plain Greek yogurt

Closest match
1 cup sour cream = 1 cup plain Greek yogurt

Strained yogurt matches sour cream's thickness and lactic tang almost exactly, at a fraction of the fat.

MethodIn a hot sauce, temper it — stir a little of the hot liquid into the yogurt before adding it to the pan, and keep it below a simmer, or the lower fat lets it break.

Trade-offSlightly sharper and less rich. In a dip the difference is barely detectable.

BakingCookingRaw / no-cookSaucesVegetarianGluten-freeNut-freeEgg-freeSoy-free

Crème fraîche

Closest match
1 cup sour cream = 1 cup crème fraîche

Another cultured cream, but with more fat, which is exactly why it will not curdle when it hits heat.

Trade-offMilder and richer, less of the sharp tang that defines sour cream.

CookingSaucesRaw / no-cookVegetarianGluten-freeNut-freeEgg-freeSoy-free

Cottage cheese, blended smooth

Reliable
1 cup sour cream = 1 cup cottage cheese, blended with 1 tbsp lemon juice until completely smooth

Blending breaks the curds into a smooth cream and the lemon supplies the acidity that cottage cheese lacks.

Trade-offLeaner and slightly grainy unless you blend it longer than feels necessary.

BakingRaw / no-cookSaucesVegetarianGluten-freeNut-freeEgg-freeSoy-free

Cashew cream

Reliable
1 cup sour cream = 1 cup raw cashews soaked and blended with 1/2 cup water + 1 tbsp lemon juice

Soaked cashews blend into a genuinely creamy emulsion, and the lemon supplies the sourness that makes it read as sour cream rather than nut purée.

MethodSoak the cashews in hot water for 30 minutes first, or the cream stays gritty.

Trade-offFaintly sweet and nutty. Best in savoury dishes with enough going on to carry it.

Raw / no-cookSaucesCookingVeganVegetarianGluten-freeDairy-freeEgg-freeSoy-free

Allergen checkCashews are a tree nut. If dairy allergy is the reason for the swap, confirm nuts are safe for everyone eating before reaching for this one — and check packaging for shared-equipment warnings. A severe nut allergy is a medical matter, not a recipe adjustment.

Related

More dairy & milks

Cooking around an allergy? Diet tags here describe the ingredient itself, not any particular brand. Processed products change formulation without notice and shared production lines are common, so read the label on everything you use. A severe allergy is a medical matter — confirm with the manufacturer or your clinician rather than relying on a substitution chart.