5 tbsp. flour
1 1/2 c. milk
chocolate cake mix
1 c. sugar
1/2 c. Crisco or butter
3 squares unsweetened chocolate, melted
1/2 c. butter
3 c. powdered sugar
1 egg
2 tbsp. very hot water
1/2 tsp. vanilla

In saucepan, cook together flour and milk until thick and smooth. Chill until thoroughly cooled.

Mix cake mix according to package instructions and bake on greased and floured cookie sheet about 15 minutes or until toothpick comes out clean. Let cool.

Beat together sugar, Crisco (or butter) and cooled flour mixture until smooth and fluffy (about 5 minutes). Spread onto cake and refrigerate until white layer is firm.

Beat melted chocolate, butter, powdered sugar, egg, water and vanilla until smooth. Carefully spread over white layer and return to refrigerator.