Peanut Butter Cookie in a Mug

Ingredients

• 1 tablespoon butter
• 1 tablespoon peanut butter
• 1 tablespoon brown sugar
• 1 tablespoon white sugar
• 1 pinch salt
• 1 egg
• 3 tablespoons all-purpose flour

Instructions

1. 1

   Place butter and peanut butter in a microwave-safe mug. Microwave until butter and peanut butter are melted, about 30 seconds. Stir brown sugar, white sugar, and salt into butter mixture. Add egg; stir flour into mixture.

2. 2

   Cook in the microwave until cookie is set, 2 to 4 minutes.