Swiss Chocolate Squares
["1 c. water", "1/2 c. butter or margarine", "2 sq. unsweetened chocolate", "2 c. flour", "2 c. sugar", "2 eggs", "1 c. sour cream", "1 tsp. baking soda", "1/2 tsp. salt"]
["Combine water, butter and chocolate in saucepan; bring to a boil.", "Remove from heat.", "Stir in combined flour and sugar.", "Add eggs, sour cream, soda and salt; mix well.", "Pour into greased jelly roll pan.", "Bake at 375\u00b0 for 20 to 25 minutes.", "Frost while warm with milk chocolate frosting."]
["water", "butter", "unsweetened chocolate", "flour", "sugar", "eggs", "sour cream", "baking soda", "salt"]