No Fail Sour Cream Chocolate Cake
["1 c. hot water", "1/2 c. margarine", "4 oz. sq. baking chocolate", "2 c. sugar", "2 eggs", "1 c. sour cream", "2 c. flour", "1 tsp. soda", "1 tsp. vanilla", "1/2 tsp. salt"]
["Mix water, margarine and chocolate in a large heavy saucepan. Heat until chocolate is melted.", "Take from heat and add sugar, eggs and sour cream, mixing with a spoon.", "Sift in flour, soda and salt.", "Mix well with a spoon.", "Do not overbeat.", "Stir in vanilla. Bake in 9 x 13-inch pan in 350\u00b0 oven for about 35 minutes.", "Test to see if top springs back when touched with your finger.", "Do not overbake."]
["water", "margarine", "baking chocolate", "sugar", "eggs", "sour cream", "flour", "soda", "vanilla", "salt"]