sour cream

cream soured and thickened naturally or by adding a lactobacillus culture, for use in cooking, dressings, dips, etc.

See sour cream in American Heritage Dictionary 4

noun
  1. Cream that has soured naturally by the action of lactic-acid bacteria, used in baking certain breads and cakes.
  2. A smooth, thick, artificially soured cream, widely used as an ingredient in soups, salads, and various meat dishes.

Learn more about sour cream

link/cite print suggestion box