[header] How to reduce acidity in cooking [title] Sprinkle small amounts of baking soda gradually into food during cooking to reduce the acidity in the food. [step] Taste the food often, until the tart flavor of the food is reduced. Baking soda is sodium bicarbonate, which is a form of salt. 
If you are concerned about your sodium intake, add as little baking soda as possible until the food's tartness (and acid) is sufficiently reduced. [title] Cook dishes for the shortest time possible so that water isn't cooked away and acid isn't concentrated in a smaller volume of food.