When it comes to creating a wonderful brunch at home that’s incredibly comforting, full of flavor, and a favorite, be sure to try this spinach mushroom quiche recipe. With its delicate texture, this dish is sure to become a favorite.
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Spinach Mushroom Quiche Recipe : Golden Greens Branch Pie
When you’re looking for a cafe-style classic brunch that’s both comforting and easy to make for a weeknight dinner, spinach mushroom quiche is a perfect choice.
It’s filled with earthy mushrooms, tender spinach, creamy eggs, and melty cheese inside a buttery crust.
This modern take on homemade quiche is a no-brainer and sure to become a favorite.
This article will provide step-by-step instructions on how to make the perfect spinach mushroom quiche, along with variations, storage tips, and answers to any questions you might have.
This recipe is gaining attention across America, as this Spinach Mushroom Quiche has become a brunch staple in American kitchens for good reason:
- Perfect for lunch, breakfast, brunch, or dinner
- Perfect for vegetarians
- Easy to cook and perfect for the holidays
- Extremely easy to customize with herbs and cheese
- It looks so classic and fancy, and surprisingly, it’s so easy to make, perfect for busy days.
- You can serve it with a green salad, roasted potatoes, or fresh fruit, because quiche always feels so special.
All the ingredients you need for Spinach Mushroom Quiche:
Crust ingredients:
- Cooking spray or butter – for greasing
- 1 cup unbaked pie crust – 9-inch, homemade or store-bought
Filling ingredients:
- 8 oz mushrooms, cremini, butter, or baby bella, chopped
- 2 cups chopped fresh spinach or 1 cup frozen, thawed and drained.
- 4 large eggs
- 1 tablespoon butter or olive oil
- 1 small onion, finely chopped
- 1 cup grated cheese – mozzarella, Swiss, Gruyère, or cheddar
- 1 cup heavy cream or half-and-half for a lighter version
- 1/2 teaspoon garlic powder or 1 fresh garlic clove, minced
- 1/4 teaspoon black pepper
- 1/4 teaspoon jalapeno, optional (optional)
- 1/2 teaspoon salt
All kitchen essentials:
- Whisk
- 9-inch pie dish
- Cutting board and knife
- Mixing bowl
- Skillet pan
Full instructions on how to make this Spinach Mushroom Quiche recipe:
1. Preheat the oven
- Preheat the oven to 375°F, 190°C and have it ready.
- If needed, lightly grease a pie dish and place the pie crust inside.
- Crimp the edges for a perfect finish.
2. Blind Bake the Crust
- To prevent the bottom from getting soggy,
- Lightly line the crust with parchment paper.
- Fill with pie weights or dried beans.
- Continue baking for about 12 minutes.
- Remove the weights and bake for another 5 to 7 minutes.
- Set aside to cool slightly.
3. Cooking the Vegetables
- Use a skillet.
- Heat olive oil or butter over medium heat.
- Add the chopped onion and sauté until softened, about 3 minutes.
- Add the mushrooms and cook until browned and the moisture evaporates, about 7 minutes.
- Add the spinach, mix well, and continue cooking until wilted.
- Add a little pepper and salt.
- Remove from heat and let cool slightly.
- This step is essential, as removing excess moisture keeps your quiche creamy and not watery.
4. Preparing the Egg Mixer
- Use a mixing bowl.
- Beat the eggs until smooth.
- Add the heavy cream.
- Add pepper, salt, nutmeg, and garlic and mix well.
- Keep whisking until thoroughly combined.
5. Assembling the Quiche
- Spread the cooked mushroom and spinach mixture evenly over the crust.
- Sprinkle grated cheese over the crust.
- Slowly pour the egg mixture over the filling.
- Tap the dish lightly to remove any air bubbles.
6. Baking
- Continue baking at 375°F for 40 to 45 minutes, or until
- the center is well set
- the top is slightly golden
- a knife inserted comes out clean
- if your edges brown too quickly, cover with foil
7. Resting
- Be sure to let your spinach mushroom quiche recipe rest for about 12 to 15 minutes before serving—
- this allows it to firm up and cut better
- How to tell if the quiche is done—
- when the center jiggles slightly but is no longer watery
- the top is puffed and golden
- the internal temperature reaches 160°F to 165°F
- Overbaking can cause the texture to become rubbery, so keep an eye on it

Best Cheeses for Spinach Mushroom Quiche Recipe:
- These cheeses are most popular in the United States–
- Swiss – Mild and nutty
- Gruyère – Provides a classic French-style flavor
- Mozzarella – Mild and creamy
- Cheddar – Very comforting and bold
- You can add more if you want a deeper flavor.
Some Healthy Variation Suggestions:
- Use half-and-half or whole milk instead of creamy milk
- Choose a whole-wheat crust
- Add extra spinach and reduce the cheese
- Make it crustless for a low-carb diet
Serving Suggestions:
- Spinach Mushroom Quiche goes great with—
- Roasted breakfast potatoes
- Vinaigrette
- Tomato soup
- Fresh fruit platter
- It’s perfect for a brunch party, baby shower, or light dinner
Storage and reheating tips:
Refrigerate: Store the quiche covered for up to 4 days.
Freeze: Wrap the slices tightly and refrigerate for up to 2 months.
Reheat:
Oven: Heat at 325°F for 12 to 15 minutes.
Microwave: Heat for 35 to 45 seconds per slice.
FAQ
Answers to questions about the Spinach Mushroom Quiche recipe and mistakes to help you perfect the recipe at home.
Q. Can I make the quiche recipe in advance?
Yes! You can bake it a day in advance and refrigerate it, but reheat it before serving.
Q. How to serve the quiche recipe – hot or cold?
Both work perfectly; most American-style quiches are preferred warm or at room temperature.
Q. Can I refreeze frozen quiches?
Absolutely! Thaw thoroughly and squeeze out all the water before using.
Q. Why does quiche become watery?
Causes:
Not cooking the vegetables properly
Too much water
Skipping the blind baking.
Q. How can I prevent the crust from burning?
Before baking, secure the center edge and cover tightly with foil or a pie shield.
Q. Which mushrooms are best for making this quiche recipe?
Cremini, button, baby bella, or shiitake mushrooms work best.
Q. Can I make it without a crust?
Absolutely! Grease the dish well and bake it well. It’s perfect for a keto or gluten-free diet.
Final Thoughts
Spinach Mushroom Quiche recipe proves that you can make a savory, creamy, and endlessly delicious quiche at home with very simple ingredients. It’s perfect for Sunday brunch or a quick weekend dinner.
