Sour milk is a substitute for buttermilk in baked goods. Sour milk is also used as a starter ingredient for yogurt and cheese making, so knowing how to make sour milk at home is useful. Either vinegar or lemon juice mixed with milk will sour it.
Measure 1 cup milk into the pitcher.
Add 1 tbsp. of lemon juice or vinegar to the milk.
Stir with fork for 30 seconds.
Set the timer for five minutes. Use the sour milk when the timer goes off.
Tina Bernstein started her professional writing career in 2011. A biomedical engineer and personal trainer certified through ACSM and NASM, she trains clients in Los Angeles to take control of their exercise and nutrition habits. Bernstein graduated from the University of Southern California with a master's degree in medical device engineering and works with companies to commercialize new medical technologies.