Complex sentence: Its salt, potassium bitartrate, commonly known as cream of tartar, develops naturally in the process of winemaking and is commonly mixed with sodium bicarbonate to produce baking powder used as a leavening agent in food preparation.
Split into simpler sentences: Its salt, potassium bitartrate, commonly known as cream of tartar, develops naturally in the process of winemaking. It is commonly mixed with sodium bicarbonate and is sold as baking powder used as a leavening agent in food preparation.