How to make buttermilk out of regular milk?
- 1 cup (225 ml) whole milk
- 1 tbsp (15 ml) lemon juice or vinegar
- Place the lemon juice or vinegar into a cup of whole milk--the closer the milk is to room temperature, the better.
- Stir and let sit for 10 minutes.
- You now have sour milk to use as a substitute for buttermilk.