1. Measure oats and add to large bowl
2. Measure peanut butter and vanilla extract , set aside
3. In a small saucepan, whisk together sugar, milk and butter and stir to combine
4. Heat the sugar mixture on stove over medium heat, stirring constantly
5. When mixture begins to boil slightly, set the timer for 2 minutes
6. Continue to stir until the timer goes off
7. Immediately add mixture to oats, stir slightly
8. Add peanut butter and vanilla, stir just until combined
9. Working quickly, scoop cookies onto cookie sheet or parchment paper
10. Let cool. Store in airtight container.