Step 1

Preheat the oven to 400°F. Lightly spray a pie pan and set aside.

Step 2

Crust: In a medium bowl, beat together the oil and water. Add in the flour and salt, and mix until fully incorporated.

Step 3

Press the crust into the prepared pie pan and bake in the preheated oven for 15-20 minutes.

Step 4

Filling: Meanwhile, in a medium skillet, heat the butter over medium heat. Saute the garlic and onion until fragrant and the onions are transparent. Stir in the spinach and mix until wilted. Pour over the pie crust.

Step 5

In a medium bowl, beat together the eggs. Mix in the cheese, oregano, salt and pepper. Pour over the spinach mixture.

Step 6

Turn the oven down to 375°F and bake for 35-45 minutes.