Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
2         cups          sugar
1         cup           butter
1/3       cup           cocoa
4                       eggs
1 1/2     cups          flour
1         Teaspoon      vanilla

Frosting:
1/3       cup           cocoa
1/3       cup           evaporated milk
1/2       cup           butter
                        powder sugar to taste (3/4 to 1 bag)

Preparation:

1. Combine cookie ingredients. Grease and flour 13 X 15 cookie sheet. Add mixture to cookie sheet and bake at 350 for 30 minutes.

2. Combine frosting ingredients and frost cooled brownies.