Joey's Peanut Butter Cookies

Ingredients

• 1 cup peanut butter
• 1/2 cup butter, softened
• 1/2 cup white sugar
• 1/2 cup packed brown sugar
• 1 egg
• 3 tablespoons milk
• 1 teaspoon vanilla extract
• 1 1/4 cups all-purpose flour
• 3/4 teaspoon baking powder
• 1/4 teaspoon salt