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Close up of crispy topping on spaghetti squash casserole.
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Spaghetti Squash Gratin

Turn spaghetti squash into a rich, creamy casserole!
Course Side Dish
Cuisine American
Prep Time 15 minutes
Cook Time 1 hour 30 minutes
Total Time 1 hour 45 minutes
Servings 8
Calories 104kcal

Equipment

  • 1 Casserole Dish

Ingredients

  • 5 cups spaghetti squash cooked
  • 1 cup chicken broth
  • 1 cup whole milk
  • 2 cloves garlic peeled and smashed
  • 3 tablespoons all-purpose flour
  • 1 tablespoon unsalted butter
  • 2 anchovy filets chopped
  • 3 teaspoons fresh sage chopped
  • salt and pepper
  • ¾ cup bread crumbs
  • 2 tablespoons parmesan cheese grated

Instructions

  • Preheat the oven to 375°f.
  • In a saucepan over medium-high heat, bring the milk, broth and garlic to a boil and cook for 1 minutes. Turn off the heat and slowly whisk in the flour. Pour into a bowl.
  • In the same pot, melt the butter over medium heat and add the anchovies and 2 teaspoons of the sage. Heat for about a minute. Then pour the broth mixture back into the pot. Bring to a simmer and simmer for about 6 minutes or until slightly thickened. Scoop out the garlic.
  • Mix the cooked squash (see note) and the sauce either in your saucepan or right in your casserole dish. Season with salt and pepper.
  • In a small bowl, combine 1 teaspoon of the sage, the breadcrumbs and the parmesan cheese. Sprinkle this over the top of the gratin.
  • Bake until bubbly and golden, about 20-25 minutes.

Notes

To cook the spaghetti squash -  prick the squash all over with a sharp knife.  Bake on a baking sheet at 375°F for an hour and 20 minutes.  Flipping it over about half way through.  Remove from the oven and when it's cool enough to handle, cut it in half lengthwise and using a fork, scoop out the strands. 
Substitutions for sage - rosemary, thyme, Italian seasoning. 
Can add ½ cup of grated cheese when you mix the squash with the sauce. 

Nutrition

Calories: 104kcal | Carbohydrates: 14g | Protein: 4g | Fat: 4g | Saturated Fat: 2g | Polyunsaturated Fat: 0.4g | Monounsaturated Fat: 1g | Trans Fat: 0.1g | Cholesterol: 9mg | Sodium: 224mg | Potassium: 131mg | Fiber: 1g | Sugar: 3g | Vitamin A: 160IU | Vitamin C: 1mg | Calcium: 87mg | Iron: 1mg