Ingredients:
1 pre-made pie crust or puff pastry
2 cups fresh spinach, chopped
1 cup shredded cheese (cheddar, mozzarella, or your choice)
4 large eggs
1 cup milk
1/2 teaspoon salt
1/4 teaspoon black pepper
1/4 teaspoon nutmeg (optional)
1/4 cup onion, finely chopped
Cooking spray or butter for greasing
To the instructions