Marble Cake
["8 oz. cream cheese", "1/3 c. sugar", "1 egg", "1/2 c. margarine", "3/4 c. water", "1 1/2 (1 oz.) sq. unsweetened chocolate *", "2 c. flour", "2 c. sugar", "2 eggs", "1/2 c. sour cream", "1 tsp. baking soda", "1/2 tsp. salt", "6 oz. pkg. semi-sweet chocolate pieces"]
["Combine softened cream cheese and sugar, mixing well, until blended.", "Add egg; mix well.", "Set aside.", "Combine margarine, water and unsweetened chocolate in saucepan and bring to a boil.", "Remove from heat.", "Stir in combined flour and sugar; add eggs, sour cream, baking soda and salt.", "Mix well.", "Pour into greased and floured 15 1/2 x 10 1/2-inch jelly roll pan.", "Spoon cheese mixture over chocolate batter.", "Cut through batter with knife several times for marble effect.", "Sprinkle with chocolate pieces.", "Bake at 375\u00b0 for 25 to 30 minutes or until wooden pick comes out clean.", "Cut into squares."]
["cream cheese", "sugar", "egg", "margarine", "water", "unsweetened chocolate", "flour", "sugar", "eggs", "sour cream", "baking soda", "salt", "semi-sweet chocolate pieces"]