Preheat oven according to brownie box or recipe directions.
Lightly spray an 8x8 pan with cooking oil.
Prepare brownies according to package directions, adding in 1/2 cup of Jif Mocha Cappuccino Hazelnut Spread to the batter.
Spread a thin layer of brownie batter on the bottom of your 8x8 pan.
Add 10-12 Biscoff Cookies on top of your brownie batter.
Spread remaining brownie batter on top of the Biscoff Cookies.
Bake brownie according to package or recipe directions.
To prepare frosting, simply mix together your frosting and 3/4 Cup Jif Mocha Cappuccino Hazelnut Spread.
After brownies have cooled, frost as desired.