Prepare the Cookie Mixture:

In a medium saucepan over medium heat, combine butter, sugar, milk, and cocoa powder.

Stir continuously until the mixture comes to a rolling boil. Let boil for 60 seconds, stirring occasionally.

Add Remaining Ingredients:

3. Remove from heat and stir in peanut butter, vanilla extract, salt, and oats until fully combined.

Form the Cookies:

4. Drop spoonfuls of the mixture onto parchment paper or a lined baking sheet.

5. Let cookies cool and set at room temperature for 20-30 minutes or until firm.

Serve:

6. Enjoy immediately or store in an airtight container for up to 5 days.