Kitchen Tips All About Ingredients Ingredient Substitutions 5 Buttermilk Substitutes Say you're in the middle of a big baking project and suddenly realize you're fresh out of buttermilk...here are five homemade substitutes for buttermilk using ingredients you'll likely have on hand. By Carl Hanson Carl Hanson Carl Hanson is a Senior Editor at Allrecipes who has been writing about food and wine for nearly 20 years. He enjoys creating content that informs, entertains, and assists busy home cooks get nourishing meals on the table for their families. Allrecipes' editorial guidelines Updated on November 30, 2020 If you find yourself without buttermilk in the middle of a baking project, you can't just skip it. You'll still need that acidic reaction and tangy flavor that only buttermilk provides. When you can't jump in the car and drive to the grocery store, you'll be glad to know we have five easy ways to replicate buttermilk's effect and flavor in recipes. With five options, chances are you may have at least some of these ingredients in your pantry and fridge. With luck, you'll have a little regular milk in your fridge. To make a vegan buttermilk substitute, replace the dairy milk in these recipes with almond milk or soy milk. What is Buttermilk and What Does It Do in Recipes How to Make Buttermilk Substitutes Each buttermilk substitute recipe below combines regular milk with an acidic ingredient like lemon juice or yogurt. Each substitute makes 1 cup. To make a substitute for buttermilk, whichever ingredient combo you use, stir the ingredients together and let them sit for about 10 minutes so the milk can "sour." Then go ahead, use it as a substitute for buttermilk in baking. One cup of real or substitute buttermilk = 1 cup of whole, skim, or non-fat milk. 1. White Vinegar + Milk 1 tablespoon white vinegar + enough milk to make 1 cup 2. Lemon Juice + Milk 1 tablespoon lemon juice + enough milk to make 1 cup 3. Cream of Tartar + Milk 1 ¾ teaspoon cream of tartar + 1 cup milk 4. Yogurt + Milk ¾ cup yogurt + ¼ cup milk 5. Sour Cream + Milk ¾ cup sour cream + ¼ cup milk Related: Recipes with Buttermilk What Is Sour Milk? Was this page helpful? Thanks for your feedback! Tell us why! Other Submit