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Easy Sour Milk Substitute Recipe

This simple homemade substitute for buttermilk is perfect for baking when you don’t have any on hand. Easy to make with just a few ingredients!
Prep : 10 Total : 25 minutes
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Ingredients
  

Main Ingredients

  • 1 cup whole milk room temperature
  • 2 tablespoons white vinegar
  • 1 cup whole milk room temperature
  • 2 tablespoons fresh lemon juice
  • 0.5 cup whole milk room temperature
  • 0.5 cup sour cream
  • 1 cup whole milk room temperature
  • 2 teaspoons cream of tartar

Instructions
 

Preparation Steps

  • Whisk the milk and vinegar together until well combined. Let sit for at least 10 minutes before using.
  • Mix milk with fresh lemon juice, whisking well. Let sit for at least 10 minutes to thicken.
  • Stir milk and sour cream together until smooth and creamy. Allow to rest for at least 10 minutes before using.
  • Combine milk with cream of tartar, whisk thoroughly, and let sit for 10 minutes or more before use.

Notes

These homemade buttermilk substitutes work well in a variety of baking recipes and save you trips to the store.