Ingredients
Scale
- 1/2 cup Unsalted Butter, softened
- 1/2 cup Granulated Sugar (reserve some for rolling)
- 1/2 cup Brown Sugar
- 1 cup Creamy Peanut Butter (commercial-style)
- 1/2 cup Sourdough Discard (best if less than 5 days old)
- 1 large Egg
- 1 teaspoon Pure Vanilla Extract
- 1 1/2 cups All-Purpose Flour
- 1 teaspoon Baking Powder
- 1/2 teaspoon Baking Soda
- 1/2 teaspoon Salt
Instructions
- Cream together butter, granulated sugar, and brown sugar until light and fluffy.
- Mix in peanut butter and sourdough discard until combined.
- Add egg and vanilla extract, mixing until fully incorporated.
- Whisk flour, baking powder, baking soda, and salt in a separate bowl.
- Gradually add dry ingredients into wet mixture and mix slowly until combined.
- Cover dough and refrigerate for 2–24 hours.
- Preheat oven to 375°F (190°C) and line baking sheets with parchment paper.
- Scoop dough into balls, roll in sugar, and place on tray.
- Bake for about 9 minutes, using pan-banging technique twice during baking.
- Cool on pan for 5 minutes before transferring to rack.
Notes
- Use sourdough discard less than 5 days old for best flavor.
- Chill dough at least 2 hours for better texture.
- Prep Time: 15 minutes
- Cook Time: 9 minutes
- Category: Dessert
- Method: Baking
- Cuisine: American