preheat oven to 350°, grease mini muffin tins with baking spray, unwrap peanut butter cups
-in a medium sized bowl whisk together eggs until frothy -add in vegetable oil and whisk to combine -add box of brownie mix, stir until combined and there are no longer any lumps-divide batter evenly into 24 mini muffin cups, approximately 1 tablespoon each
Bake at 350° for 10 minutes. Remove and immediately press peanut butter cups into the middle of each brownie.
Let cool for 10 minutes.
Notes
You can get creative and use other mini candy bars, you might need to cut them in half depending on if they are mini or bite sized.