Spinach and Feta Quiche

A foolproof spinach and feta quiche featuring a velvety, custard-like egg filling and a shatteringly flaky crust that never gets soggy.

Why This Recipe Works:

• Sautéing and squeezing the spinach prevents syneresis (weeping), keeping the custard velvety.
• High-fat dairy (heavy cream and whole milk) creates a stable, luxurious emulsion that doesn't curdle.
• Blind-baking the crust with pie weights seals the pastry barrier, preventing a soggy bottom.

I still remember the chilly Tuesday morning I pulled my first quiche from the oven, only to watch it weep a sad, watery puddle directly onto my clean counter. My hands were shaking as I sliced into it, hoping for a miracle that simply didn't happen.

It was a soggy, depressing disaster.

The culprit, as it turns out, was the spinach. Bear with me here, because raw greens hold an astonishing amount of water, and when they heat up inside an egg mixture, they release that moisture, completely wrecking the delicate protein matrix of the custard. I tested this with frozen spinach too, and unless you squeeze it until your knuckles turn white and your forearms ache, you will end up with a watery mess.

Sautéing the spinach first and wringing it out in a towel solves this completely. No more soggy crust.

Trust me on this one.

If you want a quicker breakfast, try our Spinach and Mushroom Quiche Muffins. But today, we are going all out with a buttery, flaky crust.

Spinach and Feta Quiche

• Publisher Storied Skillet
• Cuisine French
• Category Breakfast, Brunch
• Prep Time 25 minutes
• Cook Time 45 minutes
• Servings 8
• Calories 320 calories
• Rating 4.8 2634
• Tags spinach and feta quiche, breakfast quiche, easy brunch recipe, vegetarian quiche

Ingredients

• 1 unbaked 9-inch pie crust (homemade or store-bought)
• 1 tbsp olive oil
• 10 oz (280g) fresh baby spinach
• 1/2 cup finely chopped yellow onion
• 4 large eggs
• 1/2 cup heavy cream
• 1/2 cup whole milk
• 1/2 tsp Diamond Crystal kosher salt
• 1/4 tsp freshly cracked black pepper
• 1/8 tsp ground nutmeg
• 1 cup (150g) crumbled feta cheese
• 1/2 cup shredded mozzarella cheese

Directions

1. Preheat your oven to 375°F (190°C). Roll out the pie crust into a 9-inch pie dish, crimp the edges, line with parchment paper, fill with pie weights, and blind-bake for 15 minutes. Remove the weights and bake for 5 more minutes until lightly golden.
2. Heat olive oil in a large skillet over medium heat. Add the chopped onion and cook for 3 to 4 minutes until translucent.
3. Add the fresh baby spinach to the skillet in batches, tossing until completely wilted. Remove from heat and let it cool slightly.
4. Place the wilted spinach in a clean kitchen towel and squeeze firmly over the sink to remove all excess water. Chop the squeezed spinach roughly.
5. In a medium bowl, whisk together the eggs, heavy cream, whole milk, Diamond Crystal kosher salt, black pepper, and ground nutmeg until smooth and fully emulsified.
6. Scatter the chopped spinach, crumbled feta cheese, and shredded mozzarella evenly over the bottom of the pre-baked pie crust.
7. Pour the egg mixture slowly over the fillings, ensuring they are evenly submerged.
8. Bake at 375°F (190°C) for 35 to 40 minutes, or until the edges are set and the center has a slight, gentle jiggle. Let it cool for 10 minutes before slicing.

Notes

• I highly recommend using Diamond Crystal kosher salt. If you only have standard table salt, cut the measurement in half (use 1/4 teaspoon instead of 1/2 teaspoon) to avoid an over-salted quiche.
• The ratio of heavy cream to whole milk is crucial for the protein matrix. Using skim milk or fat-free dairy will cause the custard to break and weep water during baking due to a lack of stabilizing milk fats.
• Keep a close eye on the crust edges during the final 15 minutes of baking. If they begin to brown too quickly, tent them with strips of aluminum foil or use a silicone pie shield to prevent burning.
• As this quiche sits in the fridge, the feta will continue to release salt into the surrounding custard, making the leftovers taste slightly more savory on day two.
• Do not skip the towel-squeezing step. Even after sautéing, spinach retains hidden moisture that will ruin the texture of your custard.

Serving Suggestions

This quiche is incredibly versatile and pairs beautifully with bright, fresh sides that cut through the rich, buttery custard.

• A crisp, refreshing Watermelon Feta Salad to bring a sweet and salty contrast to the table.
• A simple green salad tossed in a light lemon vinaigrette.
• A bowl of fresh seasonal berries or a sliced melon platter.
• Crispy roasted breakfast potatoes or hash browns.
• A warm cup of coffee or a chilled mimosa for the ultimate brunch experience.

Storage and Reheating

Leftover quiche keeps beautifully in the refrigerator for up to four days. Simply cover the pie dish tightly with plastic wrap or transfer individual slices to an airtight container once they have cooled completely to room temperature.

Do not use the microwave to reheat your slices if you want to preserve that flaky crust. It will turn the pastry into a sad, rubbery sponge.

Instead, use your oven.

Place the cold slices on a baking sheet lined with parchment paper. Warm them at 325°F (160°C) for about 12 to 15 minutes until the center is hot and the crust crisps back up to its original glory.

You can also freeze this quiche for up to two months. Wrap individual slices tightly in plastic wrap and then aluminum foil before freezing.

Ingredient Substitutes

If you need to swap out some ingredients based on what you have in your pantry, here are some easy, tested substitutions:

1. Greens: You can swap the fresh baby spinach for Swiss chard, kale, or even sautéed broccoli florets.
2. Cheese: If feta is too tangy for you, goat cheese offers a similar creamy texture, or you can use sharp white cheddar for a classic flavor.
3. Crust: For a gluten-free or low-carb alternative, you can bake this filling directly in a greased pie dish as a spinach tomato ricotta crustless quiche.
4. Dairy: If you don't have heavy cream, you can use half-and-half, but avoid using all whole milk as the custard will lose its luxurious, velvety texture.

There is something incredibly comforting about a warm slice of quiche waiting for you on a quiet morning. It feels fancy, but it is secretly one of the most forgiving and practical dishes you can make. Pour yourself a cup of coffee, slice off a generous piece, and enjoy every single buttery bite.