Cut Jack O Lantern face out of taco shell.
Add oil to a skillet on stove, place one regular taco shell in skillet, 3-4 tablespoons cheese, then top with Jack O Lantern shell.
Cook for 1-2 minutes until the bottom is lightly golden, then transfer to baking sheet.
Complete process for any other quesadillas that you're making.
Once baking sheet is full, put in oven under broiler for a few minutes until cheese is bubbly on top.