|Ground beef||1 Pound|
|Sliced pepperoni||3 Ounce, chopped (1 Package)|
|Onion||1 Large, chopped|
|Green pepper||1 Medium, chopped|
|Spaghetti sauce with mushrooms||32 Ounce (1 Jar)|
|Spaghetti||12 Ounce (1 Package, Uncooked)|
|Shredded mozzarella cheese||4 Ounce (1 Cup)|
|Grated parmesan cheese||1 Tablespoon|
Cook first 4 ingredients in a large skillet over medium-high heat until beef is browned, stirring until beef crumbles; drain well.
Return mixture to skillet; stir in spaghetti sauce.
Bring to a boil; cover, reduce heat, and simmer 20 minutes, stirring occasionally.
Cook spaghetti according to package directions, omitting salt; drain.
Arrange cooked spaghetti on an ovenproof platter.
Spoon meat sauce over spaghetti; sprinkle with mozzarella cheese.
Broil 5 1/2 inches from heat (with electric oven door partially opened) 1 to 2 minutes or until cheese melts.
Remove from oven; sprinkle with Parmesan cheese.