Ingredients

• 1/2 cup margarine
• 3/4 cup water
• 1 1/2 1-oz squares unsweetened chocolate
• 2 cups flour
• 2 cups sugar
• 1 tsp. baking soda
• 1/2 tsp. salt
• 2 eggs, beaten
• 1/2 cup sour cream
• 8 oz. cream cheese
• 1/3 cup sugar
• 1 egg
• 1 6 oz. package semi-sweet chocolate pieces

Preheat oven to 375 degrees.

In medium saucepan, combine margarine, water, and chocolate squares. Bring to a boil. Remove from heat.

Combine flour, sugar, soda, and salt - add to saucepan.  Add eggs and sour cream. Mix well and pour into greased and floured 15" x 10" x 1" jelly roll pan. 

Combine cream cheese and sugar, mixing until well blended. Blend in egg. Spoon over chocolate batter and swirl through batter with a knife several times for marble effect. Sprinkle with chocolate pieces.

Bake 25-30 minutes.