No Bake Oatmeal Cookies

1 stick butter
2 c. sugar
1/2 c. milk
4 T cocoa
1/2 c. peanut butter (optional)
1 tsp vanilla
3 c. instant oatmeal

In small saucepan, bring butter, sugar, milk, and cocoa to a boil. When it is comes to a boil, turn off heat and add peanut butter and vanilla until the pb melts and is incorporated. In bowl with the 3 c. oatmeal, pour in chocolate mixture and stir. Put spoonfuls of the cookie batter on wax paper and let cool. You can even put it in refrigerator to cool faster. No baking required!