In a heavy saucepan mix the sugar, cocoa, butter, salt and milk over medium heat until combined.
Bring the mixture to a boil and let boil fro 1 minute.
Remove the pan from the heat and quickly add peanut peanut butter stirring until just combined.
Next stir in vanilla and oatmeal until oat is completely coated.
Drop mixture by the teaspoonful onto a cookie sheet lined with a sheet of waxed paper.
Allow cookies to cool. Once the cookies are cool they will harden.
This cookie recipe can be modified to be sugar free and dairy free. To make it sugar free use a granulated sugar substitute instead of sugar. For dairy free substitute coconut milk and oil for the milk and butter.