2 quarts boiling water
4 teaspoons baking soda
Line the bottom of a large enameled pan with aluminum foil. Place silver on the foil. Pour water over silver, covering it completely. Sprinkle in baking soda. Let silver sit in the solution for 5 minutes, then remove it. Wash the silver in hot, sudsy water; rinse, and dry. Buff to a shine with a soft cloth.