Best Substitutes for Buttermilk
Buttermilk’s tang and acidity are easy to fake with milk plus an acid.
Best overall swap
Milk + lemon juice or vinegar
1 cup milk + 1 tbsp lemon juice or white vinegar, rest 5-10 minutesThe classic homemade version — the milk will curdle slightly, which is exactly what you want.
All Substitutes for Buttermilk
Milk + lemon juice or vinegar
1 cup milk + 1 tbsp lemon juice or white vinegar, rest 5-10 minutesThe classic homemade version — the milk will curdle slightly, which is exactly what you want.
Plain yogurt + milk
3/4 cup yogurt + 1/4 cup milk, whisked smoothSlightly thicker and tangier — works especially well in pancakes and biscuits.
Sour cream + milk
3/4 cup sour cream + 1/4 cup milkRich and tangy, good for baked goods where extra richness is welcome.