01 -
Preheat the oven to 425°F.
02 -
Bring a large pot of salted water to boil. Cook spaghetti according to package directions until al dente. Drain when done.
03 -
In a large mixing bowl, combine cooked spaghetti, marinara sauce, sliced sausage, and bell pepper. Toss until well combined.
04 -
Transfer the spaghetti mixture to a 9x13 inch baking dish. Top with mozzarella and parmesan cheese, then arrange pepperonis evenly on top.
05 -
Place in the oven and bake for 15 minutes until cheese is melted and bubbly.