Preheat oven to the temperature as instruction on the box mix
Prepare the cookie batter as instructed on the box mix ( this is when you will use the oil and egg)
Line a cookie sheet with parchment paper
Take 2 Tablespoons of batter and roll into a ball. Take 1 unwrapped mini reese's cup and push into the middle of the batter ball then place onto the cookie sheet.
Repeat until all the batter is gone
Bake for about 10 minutes ( bake on the top rack )
Cool and Enjoy!
Recipe by Budget Savvy Diva at https://www.budgetsavvydiva.com/2013/08/peanut-butter-cup-cookies-recipes/