Spinach Gratin

Ingredients

• 0.5 teaspoon pepper black freshly ground
• 0.3 cup flour 
• 50 ounce pkt spinach frozen chopped
• 0.5 cup gruyère cheese grated
• 1 cup heavy cream 
• 1 tablespoon kosher salt 
• 2 cups milk 
• 0.3 teaspoon nutmeg grated
• 1 cup parmesan cheese freshly grated
• 4 tablespoons butter unsalted ()
• 4 cups onions yellow chopped (2 large)

Equipment

• frying pan
• oven
• baking pan

Directions

1. Watch how to make this recipe.
2. Preheat the oven to 425 degrees F. Melt the butter in a heavy-bottomed saute pan over medium heat.
3. Add the onions and saute until translucent, about 15 minutes.
4. Add the flour and nutmeg and cook, stirring, for 2 more minutes.
5. Add the cream and milk and cook until thickened. Squeeze as much liquid as possible from the spinach and add the spinach to the sauce.
6. Add 1/2 cup of the Parmesan cheese and mix well. Season, to taste, with salt and pepper.
7. Transfer the spinach to a baking dish and sprinkle the remaining 1/2 cup Parmesan and the Gruyere on top.
8. Bake for 20 minutes until hot and bubbly.
9. Serve hot.
10. Note: This recipe has been updated and may differ from what was originally broadcast or published.