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Close up of Baked Spaghetti Casserole
Ashley Leonard

Baked Spaghetti Casserole

5 from 5 votes
This baked spaghetti casserole takes all the comforting flavors of classic spaghetti and transforms them into an easy, cheesy pasta bake perfect for busy weeknights.
Prep Time 15 minutes
Cook Time 30 minutes
Total Time 45 minutes
Servings: 8 servings
Course: Main Course
Cuisine: Italian

Ingredients
  

  • 1 # spaghetti noodles
  • 1 tbsp. olive oil
  • 1 # ground beef
  • 1 white onion chopped, about 1 cup
  • 1 green pepper chopped, about 1 cup
  • 1 tsp. salt
  • ½ tsp. black pepper
  • ½ tsp. garlic powder
  • 10.5 oz. can cream of mushroom soup
  • 24 oz. jar spaghetti sauce
  • 2 tsp. Italian seasoning
  • 2 cups mozzarella cheese shredded

Method
 

  1. Preheat oven to 350 degrees. Cook spaghetti al dente*.
    1 # spaghetti noodles
  2. 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
  3. Add onion and green pepper and saute for another 3-4 minutes.
    1 white onion, 1 green pepper
  4. 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
  5. Pour mixture into a greased 9x13 baking dish and sprinkle with mozzarella cheese.
    2 cups mozzarella cheese
  6. Bake 30-35 minutes until heated through and cheese is melted.

Notes

  • To cook the pasta al dente, boil the noodles for 2 minutes less than the shortest time listed on the box directions. This ensures the pasta doesn't get too mushy baking in the oven. 

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