2 1/2 c. unsifted flour
1 tsp. baking soda
1/4 tsp. baking powder
1 2/3 c. sugar
3 eggs
1 tsp. vanilla
1 c. mayonnaise
4 sq. unsweetened chocolate, melted
1 1/3 c. water
Crunchy Coconut Topping (below)

Grease and flour 13 x 9 inch baking pan. In bowl stir first 3 ingredients; set aside. In large bowl with mixer at high speed beat next 3 ingredients for 3 minutes or until fluffy. Reduce speed to low; beat in mayonnaise and chocolate. Add flour mixture in 4 additions alternately with water, beating just until blended after each addition. Pour in pan. Bake in 350 degree oven for 45 minutes or until tester comes out clean.

TOPPING:

3/4 c. firmly packed brown sugar
1/4 c. butter

3 tbsp. milk
1 1/3 c. flaked coconut
1/2 c. chopped walnuts

Stir and boil for 1 minute. Spread on cake. Broil 6 inches from heat, 3 minutes or until golden brown. Cool.