Sodium CitrateAlso Known As: Sodium Citrate Dihydrate, Granular Sodium CitrateIngredients: Sodium Citrate DihydrateTaste and Aroma: No aroma, but can be salty and sour.Uses: Because it dissolves quickly, Sodium Citrate is used to give drinks a sour flavor. The addition of Sodium Citrate allows cheese to melt without becoming oily. Sodium Citrate can also reduce the acidity in food. Substitutes: Malic Acid, Tartaric AcidFun Fact: The "Modernist Cuisine at Home" cookbook utilizes Sodium Citrate for their Mac and Cheese recipe to create the velvety texture of American cheese sauce using any kind of cheese.