Mostaccioli Spinach Bake

15 ingredients
5 steps

Ingredients

  • 8 ounces mostaccioli pasta, uncooked (about 3 cups)
  • 2 tablespoons butter, divided
  • 1 cup onion, vertically sliced
  • 2 teaspoons garlic, minced
  • 1/4 cup flour
  • 2 1/2 cups skim milk
  • 1 1/4 cups parmesan cheese, shredded, divided
  • 1 1/2 teaspoons dried Italian seasoning
  • 1/2 teaspoon pepper
  • 1 (14 1/2 ounce) can diced tomatoes, with basil, garlic and oregano
  • 1 (10 ounce) package frozen chopped spinach, thawed and drained
  • cooking spray
  • 1/4 cup dry breadcrumbs
  • 2 tablespoons parmesan cheese, shredded
  • parsley sprig (optional)

Directions

  1. 1
    Preheat oven to 350 degrees.
  2. 2
    Cook pasta according to package directions, omitting salt and fat. Drain, set aside.
  3. 3
    Melt 1 tablespoon butter in a medium heavy saucepan over medium-high heat. Add onion and garlic; saute 5 minutes or until tender. Add flour, cook 30 seconds, stirring constantly. Gradually add milk; cook 4 minutes or until bubbly. Remove from heat. Stir in 1/4 cup of cheese, Italian seasoning, and pepper; remove from heat.
  4. 4
    Combine pasta, cheese sauce, 1 cup parmesan cheese, tomatoes, and spinach in a large bowl; stir well. Spoon mixture into a 13 x 9 baking dish coated with cooking spray.
  5. 5
    Combine breadcrumbs, 2 tablespoons cheese, and remaining 1 tablespoon butter; sprinkle over pasta mixture. Bake at 350 for 30 minutes or until thoroughly heated. Garnish with parsley, if desired.

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