Easy Vegetable Lasagna

18 ingredients
4 steps

Ingredients

  • 1 large onion, chopped
  • 1 tablespoon olive oil
  • 6 garlic cloves, minced
  • 1 can (28 ounces) tomato puree
  • 1 can (8 ounces) tomato sauce
  • 3 tablespoons minced fresh basil
  • 3 tablespoons minced fresh oregano
  • 1 teaspoon sugar
  • 1/2 teaspoon crushed red pepper flakes
  • 4 cups sliced zucchini
  • 3 cups sliced fresh mushrooms
  • 2 medium green peppers, cut into 1-inch pieces
  • 1 medium onion, cut into 1-inch pieces
  • 1/2 teaspoon salt
  • 1/4 teaspoon pepper
  • 6 lasagna noodles, cooked, rinsed and drained
  • 4 cups shredded part-skim mozzarella cheese
  • 1 cup shredded Parmesan cheese

Directions

  1. 1
    In a large saucepan, saute onion in oil until tender; add garlic and cook 1 minute longer. Stir in the tomato puree, sauce and seasonings. Bring to a boil. Reduce heat; simmer, uncovered, for 20-25 minutes or until slightly thickened.
  2. 2
    Meanwhile, in a large bowl, combine the vegetables, salt and pepper. Transfer to two 15x10x1-in. baking pans coated with cooking spray. Bake at 450° for 15-18 minutes or until golden brown.
  3. 3
    Spread 1/2 cup of the sauce into a 13x9-in. baking dish coated with cooking spray. Layer with three noodles, 1-3/4 cups sauce, and half of the roasted vegetables and cheeses. Repeat layers.
  4. 4
    Cover and bake at 400° for 10 minutes. Uncover; bake 10-15 minutes longer or until bubbly and golden brown. Let stand for 10 minutes before serving.

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