A Measuring Cup Filled with Buttermilk Next to Half of a Fresh Lemon

Homemade Buttermilk Substitute

  • Author: Julianne Dell
  • Prep Time: 5 minutes
  • Total Time: 5 minutes
  • Yield: 1


This fool-proof buttermilk substitute comes together with just 2 ingredients. Say goodbye to last-minute grocery runs and make Homemade Buttermilk in 5 minutes!


  • 1 tablespoon lemon juice or white vinegar
  • 1 scant cup milk


  1. Pour the vinegar or lemon juice into a measuring cup, then pour in the milk until it reaches one cup.
  2. Gently stir and let sit for 5-10 minutes until curdled, then stir again before using in the recipe


Makes 1 cup of buttermilk; recipe can be halved, doubled or tripled as needed.

  • Category: Drink
  • Method: No-Bake
  • Cuisine: American

Keywords: homemade buttermilk, buttermilk replacement, substitute for buttermilk in baking, make buttermilk at home, vegan buttermilk substitute, dairy free buttermilk, how to make buttermilk, diy buttermilk