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Turkey Sausage Squash Casserole

Turkey Sausage Squash Casserole is roasted spaghetti squash, turkey sausage, mushrooms, spinach, and beans mixed in a delicious cheese sauce.  
Prep Time 1 hr 20 mins
Cook Time 40 mins
Total Time 2 hrs
Course Main Course
Cuisine American
Servings 8


  • 4 Cups Roasted Spaghetti Squash, (Recipe link in notes section)
  • 14 Ounces Turkey Sausage
  • 8 Ounces Baby Bella Mushrooms
  • 2 Cloves Garlic
  • 1 Shallot
  • 2 Tablespoon Light Butter
  • 2 Tablespoon White Whole Wheat Flour
  • 1 Cup Fat Free Half and Half
  • ½ Cup Low Sodium Vegetable Broth
  • 1 Teaspoon Salt
  • ½ Teaspoon Pepper
  • ½ Teaspoon Dried Oregano
  • 1 Teaspoon Red Pepper Flakes
  • 5 Ounces Baby Spinach
  • 1 ½ Cup Canned Garbanzo Beans, Rinsed and drained
  • ¼ Cup Reduced Fat Shredded Mozzarella Cheese
  • 2 Tablespoons Parmesan Cheese
  • 2 Tablespoons Breadcrumbs
  • Basil, For garnish


  • Preheat oven to 400°.
  • Roast Roasted Spaghetti Squash according to recipe instructions.
  • Dice mushrooms and set aside.
  • Mince shallot and set aside.
  • Mince garlic and set aside.
  • Slice turkey sausage in half, then cut into pieces and set aside.
  • Heat large skillet over medium low heat and add butter.
  • Once butter is melted, add diced mushrooms and shallot. Sauté for 7 minutes until mushrooms are tender.
  • Add garlic and sauté 1 minute.
  • Sprinkle flour on top and mix well. Let cook 1 minute.
  • Slowly add half and half and stir continuously.
  • Slowly add vegetable broth and stir continuously.
  • Let cook until sauce and thickened, about 5 minutes.
  • Add salt, pepper, dried oregano, and red pepper flakes. Mix well.
  • Add baby spinach, sausage, and garbanzo beans. Let cook until spinach has wilted.
  • Add mozzarella cheese and shredded spaghetti squash to skillet and mix well. Turn off heat and let rest.
  • Spray casserole dish with cooking spray and spread squash mixture into the dish, spread evenly.
  • In a small bowl, mix breadcrumbs and parmesan cheese. Sprinkle on the top of the casserole.
  • Bake for 15 minutes then broil on high for 3 minutes.
  • Garnish with fresh basil.


Click here to follow recipe directions for Roasted Spaghetti Squash.