Keri's No Bake Cookies

1 cube margarine
2 c. sugar
½ c. milk
3 c. oats
1 t. vanilla
3 T. peanut butter
1/3 c. cocoa

Combine margarine, sugar, and milk in saucepan.
Bring to a rolling boil and boil for 1 minute.
Remove from heat.
Add oats, vanilla, peanut butter and cocoa.
Mix well.
Drop by teaspoonfuls onto greased cookie sheet or wax paper.