Sunday Spinach Mushroom Quiche

Name: Sunday Spinach Mushroom Quiche
Prep time: 20 min
Cook time: 45 min
Total time: 1 h 5 min
Yield: 8 servings
Ingredients: 1 pre-made pie crust; 2 tablespoons olive oil; 1 cup fresh spinach, chopped; 1 cup mushrooms, sliced; 4 large eggs; 1 cup heavy cream; 1 cup shredded cheese (cheddar or your choice); Salt and pepper to taste; 1/2 teaspoon garlic powder; 1/2 teaspoon onion powder

Highlighted under: Oven Inspiration

I absolutely love making this Spinach Mushroom Quiche on Sunday mornings. There's something so comforting about the smell of freshly baked pastry filling the kitchen while the sun streams in. The creamy filling, packed with spinach and mushrooms, combined with a golden crust makes it a delightful start to the day. I often prepare this recipe for my family and friends, and it's always a hit! Plus, it’s incredibly versatile, so feel free to add your favorite ingredients or leftovers to customize it.

Created by

Kerensa Trelawney

Last updated on 2026-01-06T13:44:51.526Z

When I first tried making quiche, I was surprised how simple yet delightful it was. I filled my quiche with vibrant spinach and hearty mushrooms, which not only add flavor but also make it visually appealing. The best part? Using a pre-made crust saves so much time, allowing me to focus on the filling and seasoning, which truly enhances the dish.

Over the years, I've perfected my technique to avoid a soggy bottom. A quick blind bake of the crust keeps it flaky and ensures the perfect texture. Each bite feels like a warm hug, making it a favorite to serve at brunch gatherings!

Why You Will Love This Recipe
Deliciously creamy filling with a perfect balance of savory mushrooms and fresh spinach
Easy to customize with your favorite veggies or cheese
Great for meal prep or serving a crowd

Choosing the Right Cheese

Cheese plays a crucial role in quiche, not just for flavor but also for texture. In this recipe, I recommend using a sharp cheddar because it enhances the savory notes of the mushrooms and spinach. However, feel free to experiment with other cheeses. Gruyère will provide a nutty flavor, while feta offers a tangy bite that's also delightful. Just remember to adjust your seasoning based on the cheese's saltiness to maintain a balanced flavor.

Another option is to use a combination of cheeses for multifaceted taste. For instance, mixing mozzarella with goat cheese can create a creamy base while adding a unique tang. If you're making this dish with a dairy-free diet in mind, there are excellent vegan cheeses available that melt well and can substitute for traditional cheeses in quiches.

Sautéing for Flavor Enhancement

Sautéing the spinach and mushrooms in olive oil not only helps soften them but also enhances their flavors through caramelization. This process deepens the umami taste of the mushrooms while allowing the spinach to wilt nicely without becoming soggy. Make sure to cook them just until they've released their moisture and are tender—usually around 5 minutes on medium heat. A common mistake is to overcrowd the pan, which can lead to steaming instead of browning.

For added depth, consider incorporating other aromatics. A splash of white wine deglazed while sautéing can add a sophisticated layer to the quiche. If you enjoy a little heat, diced red pepper flakes or fresh herbs like thyme or rosemary could be added during the final minute of cooking to brighten the dish.

Ingredients

Gather these fresh ingredients before you start:

For the Quiche

1 pre-made pie crust
2 tablespoons olive oil
1 cup fresh spinach, chopped
1 cup mushrooms, sliced
4 large eggs
1 cup heavy cream
1 cup shredded cheese (cheddar or your choice)
Salt and pepper to taste
1/2 teaspoon garlic powder
1/2 teaspoon onion powder

Ensure all ingredients are at room temperature for the best results.

Instructions

Follow these simple steps to create your quiche:

Preheat the Oven

Preheat your oven to 375°F (190°C).

Prepare the Crust

Place the pie crust in a 9-inch pie dish and blind bake for 10 minutes. Remove from the oven and set aside.

Sauté Vegetables

In a pan, heat olive oil over medium heat. Add chopped spinach and sliced mushrooms, sautéing until softened, about 5 minutes. Season with salt, pepper, garlic powder, and onion powder.

Mix the Filling

In a large bowl, whisk together the eggs and heavy cream. Stir in the sautéed vegetables and cheese until well combined.

Fill the Crust

Pour the egg mixture into the pre-baked pie crust, smoothing it out evenly.

Bake

Bake in the preheated oven for 30-35 minutes until the filling is set and the top is golden.

Cool and Serve

Allow the quiche to cool for 10 minutes before slicing. Serve warm or at room temperature.

Enjoy your delicious Spinach Mushroom Quiche!

Pro Tips

If you want a richer flavor, try adding crumbled feta or bacon to the filling.

Make-Ahead Tips

This quiche is an excellent candidate for meal prep! You can assemble the filling the night before and store it in the refrigerator, allowing the flavors to meld beautifully. Just be sure to pre-bake the crust before adding the filling to prevent it from becoming soggy. Alternatively, fully baking the quiche in advance is also feasible; it maintains its deliciousness for about 3-4 days in the refrigerator.

If you have extra quiche, consider freezing individual slices. Once cooled, wrap them in plastic wrap, then foil, before placing them in an airtight container. When you’re ready to enjoy a slice, just reheat in the oven at 350°F (175°C) for 20-25 minutes. This not only preserves the flavor but also maintains the crust’s delightful crispiness.

Serving Suggestions

For a delightful brunch, serve the quiche alongside a fresh salad with a light vinaigrette. The acidity from the dressing pairs beautifully with the creamy filling and provides a refreshing contrast. You could also add a side of roasted tomatoes or crispy bacon to elevate the meal further.

Another fun twist is to incorporate a themed meal. Try serving slices of this quiche with croissants and fruit for a French-inspired brunch. Don't forget a side of coffee or mimosas for a celebratory touch. Regardless of how you choose to serve it, the rich, creamy texture and savory flavors will undoubtedly impress your guests.

Questions About Recipes

→ Can I make this quiche ahead of time?

Yes, you can prepare the quiche a day in advance. Just store it in the refrigerator and reheat before serving.

→ Can I freeze the quiche?

Absolutely! Bake and cool the quiche, then wrap it tightly before freezing. Thaw in the fridge and reheat before serving.

→ What other ingredients can I add?

Feel free to add cooked bacon, ham, bell peppers, or any cheese you love.

→ Is this recipe vegetarian?

Yes, this quiche is vegetarian-friendly! Just skip any meat additions.