Combine the oats and peanut butter in a large bowl.
In a medium sauce pan combine sugar, cocoa, milk and butter over high heat.
Once the mixture begins to boil time for one minute.
Add the cocoa mixture to the oats and peanut butter and stir until well combined.
Using a medium sized cookie scoop, drop individual cookies onto parchment or wax paper. If you don't have a cookie scoop then a large spoon works too.
Allow cookies to set up and then transfer into an airtight container.