Homemade Buttermilk - cooking recipe

Ingredients

4 1/2 teaspoons white vinegar or 4 1/2 teaspoons fresh lemon juice
1 cup milk

Preparation

Place the vinegar in a glass-measuring cup, and add enough milk to make 1 cup total liquid. Stir to combine and let stand for 10 to 15 minutes (The mixture will begin to curdle).
Use as needed in a recipe, or cover and refrigerate until needed.