Frequently Asked Questions
What is Cheesy Cauliflower and Potato Quiche?
It is a hearty vegetarian dish featuring a crispy potato crust and a creamy custard filling made with cauliflower, Gruyere, and Parmesan cheese.
Is this quiche recipe vegetarian?
Yes, this recipe is completely vegetarian as it contains no meat products.
How many servings does this recipe yield?
This recipe makes 6 servings.
What type of crust is used for this quiche?
Instead of traditional pastry, this quiche uses a crust made from grated raw potatoes, egg, and onion.
How do I prepare the potatoes for the crust?
Grate raw potatoes and toss them with salt, let them sit for 10 minutes to drain moisture, and then squeeze them dry before mixing with egg and onion.
Why do I need to drain the potatoes for the crust?
Draining the moisture ensures the potato crust becomes golden and crispy rather than soggy during baking.
What temperature should the oven be for the potato crust?
The crust should be pre-baked at 400°F (200°C).
How long does the potato crust bake initially?
The potato crust takes approximately 35-40 minutes to become golden brown.
How can I make the potato crust extra crispy?
Brush the crust with extra virgin olive oil after the first 20 minutes of baking.
What size pie pan is required?
A 9-inch pie pan is recommended for this recipe.
Do I need to grease the pie pan?
Yes, you should generously grease the pan with extra virgin olive oil to prevent the potato crust from sticking.
What temperature is used to bake the final quiche?
Once the filling is added, the oven temperature should be reduced to 350°F (175°C).
How do I prepare the cauliflower for the filling?
Break a medium cauliflower into small florets and blanch them in boiling water for 2-3 minutes before sautéing.
What ingredients are in the custard filling?
The custard consists of 4 large eggs, 1/2 cup of milk, salt, and black pepper.
What kinds of cheese are used in this recipe?
The recipe uses 2 cups of grated Gruyere cheese and 3 tablespoons of freshly grated Parmesan cheese.
How do I sauté the filling vegetables?
Melt butter in a skillet, sauté onion until translucent, add garlic and cauliflower, and cook until lightly browned.
Can I use dried herbs instead of fresh?
Yes, you can substitute 1/2 teaspoon of dried basil for 1 1/2 teaspoons fresh, and 1/4 teaspoon of dried thyme for 3/4 teaspoon fresh.
How should I layer the ingredients in the crust?
Layer half of the Gruyere cheese, followed by the cooked cauliflower mixture, and then the remaining Gruyere.
What is the final topping before baking?
The quiche is lightly dusted with paprika before it goes into the oven.
How long does the quiche take to bake in the final stage?
The quiche should bake for 35-40 minutes until the filling is set and golden.
How do I know when the quiche is finished cooking?
The filling should be set and no longer jiggly, and the top should be lightly golden.
Should I let the quiche rest before serving?
Yes, letting it cool slightly after removing it from the oven will make it easier to slice.
Is this recipe gluten-free?
Yes, because it uses a potato crust rather than a flour-based pastry, this recipe is naturally gluten-free.
Can I use low-fat milk for the filling?
Yes, you can use either whole or low-fat milk based on your preference.
What is the role of the Parmesan cheese?
Parmesan is added to the custard mixture to provide an extra layer of salty, savory flavor.
How many eggs are needed in total for the recipe?
You will need 5 eggs in total: 1 for the crust and 4 for the filling.
What herbs are included in the cauliflower mixture?
The recipe calls for fresh parsley, basil, and thyme.
What inspired this recipe?
It was inspired by a recipe from America's Small Farms by Joanne Lamb Hayes and Lori Stein.
Can I serve this as a main course?
Yes, its hearty potato and vegetable content makes it an excellent vegetarian main course.
How long should the cauliflower simmer in the skillet?
After adding herbs, cover the skillet and cook for about 10 minutes until the cauliflower is tender.