2 cubes butter
4 tbsp. cocoa
2 c. sugar
1 1/2 c. flour
4 eggs
1 c. nuts, chopped
1 pkg. miniature marshmallows
1 tsp. vanilla

Cream butter and sugar, add eggs, one at a time. Mix well. Then add cocoa, flour and vanilla. Mix. Add nuts last and mix well. Pour into a greased 9x13 inch pan and bake 30 minutes at 350 degrees. Take out of oven and cover with marshmallows. Return to oven for 3 minutes to melt marshmallows.

FROSTING:

4 tbsp. cocoa
1 cube butter
3 c. powdered sugar
5 tbsp. evaporated milk

Mix all ingredients until creamy and frost bars.