Print
clock clock iconcutlery cutlery iconflag flag iconfolder folder iconinstagram instagram iconpinterest pinterest iconfacebook facebook iconprint print iconsquares squares iconheart heart iconheart solid heart solid icon
Healthy Spaghetti Squash Au Gratin

Healthy Spaghetti Squash Au Gratin

Healthy Spaghetti Squash Au Gratin is a comforting yet nutritious dish that redefines traditional gratin. With its creamy texture and cheesy flavor, this recipe uses spaghetti squash as a low-carb, gluten-free base, making it perfect for health-conscious diners. Infused with protein-rich Greek yogurt and topped with sharp cheddar cheese, this dish strikes the ideal balance between indulgence and wellness. Whether you serve it as a main course or a side dish at festive gatherings, it’s sure to impress your family and friends while keeping meals light and delicious.

  • Total Time: 1 hour 15 minutes
  • Yield: Serves approximately 6 people 1x

Ingredients

Scale
  • 1 medium spaghetti squash
  • 1 tbsp olive oil
  • ½ cup diced onion
  • 2 cloves garlic (minced)
  • ½ cup plain Greek yogurt
  • 1½ cups shredded sharp cheddar cheese (divided)
  • Salt and pepper to taste
  • Optional: paprika or dried thyme

Instructions

  1. Preheat the oven to 400°F (205°C).
  2. Halve the spaghetti squash, scoop out the seeds, brush with olive oil, and roast face-down on a baking sheet for 35–40 minutes until tender.
  3. Sauté onions in a skillet over medium heat for about 5 minutes; add minced garlic and cook for an additional minute.
  4. Shred the roasted squash using a fork.
  5. In a mixing bowl, combine shredded squash, sautéed onions, garlic, Greek yogurt, 1 cup of cheese, salt, pepper, and optional spices.
  6. Transfer to a greased casserole dish and top with remaining cheese.
  7. Bake at 375°F for 20–25 minutes until bubbly and golden.
  • Author: Natalia
  • Prep Time: 15 minutes
  • Cook Time: 60 minutes
  • Category: Main
  • Method: Baking
  • Cuisine: American

Nutrition

  • Serving Size: 1 serving
  • Calories: 210
  • Sugar: 3g
  • Sodium: 420mg
  • Fat: 12g
  • Saturated Fat: 6g
  • Unsaturated Fat: 6g
  • Trans Fat: 0g
  • Carbohydrates: 18g
  • Fiber: 4g
  • Protein: 10g
  • Cholesterol: 30mg

Keywords: Use ripe spaghetti squash for optimal flavor. Feel free to customize with your favorite herbs or vegetables. This dish can be prepped ahead of time and baked when ready to serve.