Mint Brownies

2 sticks real butter
2 cups Sugar
4 eggs
1 tsp. vanilla
sprinkle of salt
1 1/2 cups flour
1/2 cup cocoa
1/2 tsp. peppermint extract

Mix well and pour into greased 9 x 13 pan
Bake for 30 minutes at 350.

Frosting:
2 TBS butter
2 Cups powdered sugar
2 TBS milk
1 1/2 tsp. peppermint extract
green food coloring