3 cubes butter (softened)
2 c. brown sugar
1 c. white sugar
3 c. flour
3 c. quick oats
Mix in this order. Grease and flour a large cookie sheet. Pat in the cookie dough.
Bake at 350 degrees for 25 min.
Spread peanut butter over top while still warm. Then put in refrigerator and cool (appox. 1 hour). When cool, frost with your favorite chocolate frosting.