1 c. oil
4 eggs, beaten
1/3 c. cocoa
1 1/2 c. sugar
1 1/2 c. self rising flour
1 tbsp. vanilla
1 c. finely chopped pecans
1 (8 oz.) pkg. miniature marshmallows or 1 (7 oz.) jar marshmallow creme

Combine all ingredients except marshmallows. Pour into greased 9"x13" pan. Bake 30 minutes at 375 degrees.

HEAVENLY HASH ICING:

1 (16 oz.) box powdered sugar
3/4 c. butter, melted
1/4 c. evaporated milk
1/3 c. cocoa
1 tsp. milk
1 c. chopped pecans

Prepare icing while cake is baking. Combine all ingredients. Remove cake from oven, cover with marshmallows. Top cake (while still warm) with icing. Allow cake to cool and icing to harden before cutting.