I remember we ate so much peanut butter when we first moved to California from Taiwan.  It was super affordable, along with Milk and Orange Juice.  Ahh...good times...
Serving: 25g x 36 cookies
A Ingredients
Unsalted butter.           1/3 cup
Brown sugar.              100 g
White sugar.               100 g
B Ingredients
Eggs.                             1
Vanilla extract.             1/2 tsp
Butter flavoring.           1/2 tsp
Peanut butter.             265 g
C Ingredients
All purpose flour.         215 g
Baking powder.              1/2 tsp
Salt.                              1/2 tsp
Directions:
1. Cream A Ingredients in a stand mixer.
2. Beat in B Ingredients until consistent.
3. Fold in C Ingredients.
4. Using a teaspoon scooper to scoop out cookies around 25g each.  Place on parchment paper lined baking sheets 1in apart.  Using a fork to press the cookie dough down and create a checkerboard pattern.
5. Bake at a 350 degree f oven for 12 minutes until golden brown.
