Yield: 8 servings
Spinach Gratin (Spinach Casserole)
Spinach Gratin is a wonderful creamy, and cheesy, side dish that looks and tastes fancy, but is easy to make and can be prepped ahead! Filled with robust gruyere cheese and a pinch of nutmeg, this recipe for spinach casserole takes this classic steakhouse side dish to the next level!
Ingredients
- 3 10 oz bags frozen chopped spinach
- 3 tablespoons salted Challenge Butter
- 1 medium yellow onion, diced
- 6 large cloves garlic, minced
- 4 oz cream cheese
- 1 cup heavy cream
- 2 cups shredded gruyere cheese, divided
- ½ cup grated parmesan cheese
- ½ teaspoon freshly grated nutmeg, optional
- salt and freshly cracked pepper, to taste
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Instructions
- Preheat oven to 425°F. Spray a 9x11 inch baking dish with non-stick spray, set aside.
- Cook spinach in the microwave according to package directions. Remove excess water (squeeze carefully using cheese cloth, a tea towel, or a fine mesh sieve and a spatula) and set aside.
- In a large skillet over medium high heat, melt the butter. Add onion and sauté until translucent. Add garlic and cook for 30 seconds.
- Add cream cheese and cook, stirring, until melted. Add heavy cream and cook for 2 minutes. Add gruyere cheese and parmesan cheese stirring till well combined.
- Fold in spinach into the cream sauce and then season with nutmeg, salt, and pepper, to taste.
- Transfer spinach to the prepared baking dish and top with the remaining 1 cup shredded gruyere cheese.
- Bake for 15 to 20 minutes, until cheese is melted and edges are bubbling. Let rest 5 minutes then serve.
Video
Notes
Storage:
- Fridge: Store leftovers in an airtight container, in the fridge, for up to 5 days.
- Freezer: Freeze leftovers in an airtight container for up to 6 months. For best results, let thaw overnight in the fridge before reheating.
- Follow all the steps up until the baking step. Instead of baking the gratin, wrap it tightly with Saran Wrap or foil and refrigerate it for up to 48 hours.
- Remove the casserole 1 hour before baking and let it sit on the counter at room temperature. Then bake according to recipe directions!
Nutrition
Serving: 1, Calories: 309kcal, Carbohydrates: 6g, Protein: 13g, Fat: 27g, Saturated Fat: 16g, Polyunsaturated Fat: 9g, Cholesterol: 84mg, Sodium: 456mg, Fiber: 1g, Sugar: 2g