INGREDIENTS
12 oz
uncooked medium shell pasta
1 tbsp
olive oil
1
small onion, diced
1
medium green pepper, diced
3/4 lb
Italian sausage (sweet or spicy)
3 cups
homemade or store-bought tomato sauce
3/4 cup
sliced pepperoni, divided
1 1/2 cups
shredded mozzarella cheese