This quiche represents the idyllic image of a perfect life that Rachel envies and imagines Megan and Scott having as she watches them from the train.
Preheat oven to 375°F.
In a skillet, heat olive oil over medium heat and sauté onion until translucent.
Add spinach and sauté until wilted.
In a bowl, whisk together eggs, milk, salt, and pepper.
Spread onion and spinach mixture over pie crust, top with cheese, and pour egg mixture over.
Bake for 25 minutes or until set.