No Bake Cookies

Mix over medium heat with butter, milk, sugar, cocoa, stirring constantly.

Bring to a boil.

Boil one minute at a full boil. (Time it, too little time they won't set well, and too much boiling they are too hard).

Remove from heat, after one minute and add 1/2 cup peanut butter and 3 cups oatmeal and 1 teaspoon vanilla.

Stir well, then place by teaspoon full into waxed paper until set.