Peanut Butter Snickerdoodles

Ingredients

• 1.25 cups peanut butter
• 1 cup white sugar
• 1 cup packed brown sugar
• 0.5 cups unsalted butter
• 0.5 cups shortening
• 1 teaspoon vanilla extract
• 2 eggs
• 2.5 cups all-purpose flour
• 2 teaspoons cream of tartar
• 1.5 teaspoons ground cinnamon
• 1.5 teaspoons baking soda
• 1 teaspoon baking powder
• 0.5 teaspoons salt
• 0.25 cups white sugar , or to taste
• 2 teaspoons ground cinnamon , or to taste

Instructions

1. 1

   Preheat the oven to 375 degrees F (190 degrees C).

2. 2

   Combine peanut butter, 1 cup white sugar, brown sugar, butter, and shortening in a large bowl. Beat with an electric mixer until creamy. Stir in vanilla extract. Beat in eggs.

3. 3

   Sift flour, cream of tartar, 1 1/2 teaspoons cinnamon, baking soda, baking powder, and salt together in a separate bowl. Gradually add to the egg mixture and mix well.

4. 4

   Mix 1/4 cup sugar and 2 teaspoons cinnamon together in a shallow bowl. Roll dough into 1-inch balls, roll in cinnamon-sugar, and place on a baking sheet. Flatten each ball slightly with the bottom of a drinking glass, or by making a criss-cross pattern with the tines of a fork.

5. 5

   Bake in the preheated oven until slightly browned, about 8 minutes. Do not overbake. Transfer to a wire rack to cool.