1 c. sugar
3 pkgs. (8 oz. each) cream cheese, softened
5 eggs
1 tbsp. vanilla
1 pkg. (4 oz.) German sweet chocolate (melted and cooled)

Add sugar to softened cream cheese in a bowl, beating well. Add eggs, one at a time, beating well after each addition. Add vanilla. Measure two cups of cheese mixture, fold in chocolate. Pour remaining cheese mixture into well buttered 10 inch pie plate or 9 inch square pan. Add spoonfuls of chocolate mixture and marble with a spatula. Bake at 350 degrees for 40 to 50 minutes. Cool, then chill.