01 -
Preheat your oven to 400°F and cover a baking sheet with parchment paper.
02 -
Take bread slices and coat one side of each with a layer of butter.
03 -
If you'd like, sprinkle Parmesan over the buttered sides and press it in gently.
04 -
Lay 4 slices butter-side down, pile cheeses on top, and cap with the remaining bread butter-side up.
05 -
Start baking on the bottom oven rack for 4-5 minutes, then flip them over and cook another 2-3 minutes until toasty.
06 -
Let them cool slightly before slicing and dishing out.