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Leftover Spaghetti Bake

Leftover Spaghetti Bake is an easy way to really transform leftover spaghetti into a different meal the second night. You can use spaghetti with meat sauce or with meatballs in this recipe too! Never wonder what to do with leftover spaghetti again.
4.49 from 558 votes
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Course: Main Dishes
Cuisine: Italian
Servings: 8 servings
Calories: 418kcal
Author: Jennifer Smith
Prep Time 15 minutes
Cook Time 40 minutes
Total Time 55 minutes

Ingredients
 

Directions

  • Preheat oven to 350 degrees F. Grease 9X13 inch baking dish.
    leftover spaghetti casserole
  • Combine prepared spaghetti with sauce, Italian seasoning, eggs, butter, and Parmesan. Spread into greased baking dish. Cover with foil and bake 30 minutes.
  • Remove foil and add shredded cheddar. Cook uncovered 10 minutes until cheese is melted.

Notes

  • Cheddar cheese is our favorite cheese to use in this leftover spaghetti casserole recipe.
  • You can substitute mozzarella or mozzarella and Parmesan cheese for the cheddar cheese.
  • Or any cheese that you prefer will be great.
  • If your spaghetti does not have a lot of sauce, you may need to add a little bit of water. Start with 1-2 tablespoons and then add more as needed.
  • This spaghetti recipe can be customized by adding cooked vegetables or other sauces.
  • Start by cooking the hot dish covered with foil to retain moisture.
  • Remove the cover at the end of cooking to brown the cheese for a pretty presentation.
  • Top with chopped parsley, if desired.

Nutrition Facts

Serving: 70 grams | Calories: 418 kcal | Carbohydrates: 49 g | Protein: 18 g | Fat: 16 g | Saturated Fat: 8 g | Polyunsaturated Fat: 2 g | Monounsaturated Fat: 4 g | Trans Fat: 0.004 g | Cholesterol: 75 mg | Sodium: 347 mg | Potassium: 198 mg | Fiber: 2 g | Sugar: 2 g | Vitamin A: 532 IU | Vitamin C: 0.02 mg | Calcium: 285 mg | Iron: 1 mg
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