Chocolate Sour Cream Frosting
["1 1/2 c. semi-sweet chocolate chips", "3/4 c. cultured sour cream", "2 c. confectioners sugar", "1 tsp. vanilla"]
["Melt chips in top of double boiler over hot water.", "Stir until completely melted.", "Remove from heat; beat in sour cream, sugar and vanilla.", "Remember to keep this frosting chilled between servings.", "Yield:", "2 1/2 cups frosting."]
["semi-sweet chocolate chips", "sour cream", "confectioners sugar", "vanilla"]