Preheat oven to 350 degrees. Cook spaghetti al dente*.
1 # spaghetti noodles
While pasta is cooking, heat oil in a large skillet. Add ground beef, season with salt and pepper & break apart into small pieces. Continue cooking until meat is no longer pink. Drain any grease from the hamburger.
1 tbsp. olive oil, 1 # ground beef , 1 tsp. salt, ½ tsp. black pepper, ½ tsp. garlic powder
Add onion and green pepper and saute for another 3-4 minutes.
1 white onion, 1 green pepper
Add cooked noodles, spaghetti sauce, cream of mushroom soup and Italian seasoning to the meat mixture
10.5 oz. can cream of mushroom soup, 24 oz. jar spaghetti sauce, 2 tsp. Italian seasoning
Pour mixture into a greased 9x13 baking dish and sprinkle with mozzarella cheese.
2 cups mozzarella cheese
Bake 30-35 minutes until heated through and cheese is melted.