In a medium size saucepan melt butter, add in salt, vanilla, sugar, milk and cocoa powder.
Bring to a boil over medium/high heat boil for about 30 seconds and then remove from heat.
Mix in peanut butter and stir well.
Mix in oats until well incorporated
Scoop mixture onto wax paper or parchment paper using a medium size scoop.
Allow to cool until set- about 30-45 minutes.