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Baked Vegetable Spaghetti

My Baked Vegetable Spaghetti is made with wheat pasta, Portobello mushrooms, onions, leeks, sweet red pepper, marinara sauce, spices and cheeses.
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Prep Time 15 mins
Cook Time 55 mins
Total Time 1 hr 10 mins
Course Dinner, Lunch
Servings 4
Calories 704 kcal



  • 1 lb whole wheat spaghetti
  • 2 tablespoons olive oil
  • 1 1/2 cup leeks finely chopped
  • 4 cloves garlic minced
  • 1 large red onion chopped
  • 1/2 cup red sweet peppers
  • 2 cups portobella mushroom diced
  • 1 teaspoon dried oregano
  • 1 teaspoon dried basil
  • 1/4 teaspoon ground black pepper
  • 1 jar marinara sauce 24 ounces
  • dash freshly grated nutmeg
  • 1 cup mozzarella cheese shredded
  • 4 wedges creamy swiss The Laughing Cow Cheese
  • 1/4 cup parmesan cheese grated
  • 1/4 cup mozzarella cheese shredded for topping
  • drop fresh lemon juice a few drops, optional


  • Boil pasta according to packaging instructions. Preheat oven to 350 degree F. In a skillet add oil and leeks and cook for at least 5 minutes until the leeks a bit tender. Add garlic, onions, and red peppers and cook for 4 - 5 minutes. Add mushrooms, drops of lemon juice, oregano, basil and black pepper and cook for another 5 minutes stirring occasionally. Remove from heat and set aside.
  • In a saucepan under medium heat, add marinara sauce, nutmeg, mozzarella cheese and creamy swiss cheese. Heat up sauce to start melting cheese for only 3 - 5 minutes. Do not melt cheese entirely - you only need to create a creamy sauce with chunks of cheeses.
  • In a large bowl, mix pasta, vegetables and sauce with cheese together until well incorporated. Transfer to a prepared baking dish, top with parmesan cheese and mozzarella cheese and bake in a 350 degree F for 30 minutes until top is crispy. Serve hot .


Baked Vegetable Spaghetti made with wheat pasta, vegetables, cheeses and marinara sauce. This recipe can also be made with regular spaghetti.


Serving: 1gramsCalories: 704kcalCarbohydrates: 99gProtein: 33gFat: 23gSaturated Fat: 10gPolyunsaturated Fat: 2gMonounsaturated Fat: 9gTrans Fat: 1gCholesterol: 48mgSodium: 376mgPotassium: 613mgFiber: 2gSugar: 5gVitamin A: 1579IUVitamin C: 31mgCalcium: 479mgIron: 6mg

Please keep in mind that nutritional information is a rough estimate and can vary greatly based on the products used.

Keyword pasta dinner, pasta dish, pasta meal, spaghetti
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Nutrition info is automatically generated and provided as a courtesy and as an estimate only.

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