VariationsAdd mushrooms or sautéed leeks with the spinach.Replace Gruyère with goat cheese or feta for a tangy twist.Add chopped ham or cooked bacon for a non-vegetarian option.🧊 StorageFridge: Store leftovers covered in the refrigerator for up to 4 days.Freezer: Freeze whole or sliced; reheat in the oven at 350°F (175°C) until warmed throug
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