Sunday Mushroom and Leek Pie

Highlighted under: Oven Planning

I always look forward to Sundays, especially when I have a comforting dish like my Mushroom and Leek Pie on the menu. The earthy flavors of mushrooms combined with the mild sweetness of leeks create a wonderful medley that warms the soul. Each bite is enveloped in a flaky, golden crust that adds the perfect texture. This pie not only serves as a hearty main dish but also brings everyone together around the table. Whether you're savoring it solo or sharing it with family, this recipe will leave you feeling satisfied and happy.

Questa Beaumont

Created by

Questa Beaumont

Last updated on 2026-01-13T06:53:36.647Z

Preparing my Sunday Mushroom and Leek Pie has become a cherished ritual for me. I recall the first time I paired these ingredients; the earthy mushrooms complemented the leeks beautifully, creating a well-balanced flavor profile that I couldn't resist. The trick is to sauté the leeks until they're perfectly tender, which adds a depth of flavor that truly brings the dish to life.

Each time I make this pie, I experiment with different mushrooms based on what's available at the market, and I’ve found that using a mix, like cremini and shiitake, enhances the overall taste. The flaky crust is key, and I recommend letting the dough rest, which makes it easier to roll out and shape. This pie is comfort food at its finest!

Why You Will Love This Pie

  • Rich, earthy flavors of mushrooms paired with sweet leeks
  • Flaky, buttery crust that melts in your mouth
  • Perfect for Sunday dinners or gatherings

The Importance of Leeks in the Pie

Leeks are a key ingredient in this Mushroom and Leek Pie, providing a unique flavor profile that balances the earthiness of the mushrooms. Their mild, sweet taste becomes more pronounced when sautéed, which enhances the overall savory nature of the dish. When selecting leeks, look for firm stalks with a vibrant green color, as wilted or yellowing leeks will not deliver the same luscious flavor.

To clean leeks effectively, slice the green tops off and cut them in half lengthwise, then rinse under cold water to remove any dirt trapped between the layers. This method ensures you get the freshest taste and texture without any grit, which can detract from the enjoyable experience of the pie.

Perfecting the Puff Pastry

The puff pastry is crucial for achieving that golden-brown, flaky crust that complements the filling beautifully. If using store-bought pastry, allow it to thaw in the fridge overnight for the best results. For a homemade touch, consider making your own pastry, although it requires extra time to chill the butter layers properly and roll it out. Take care not to overwork the dough, as this can result in a tough crust instead of the desired lightness.

When arranging the pastry in your pie dish, ensure that it hangs slightly over the edges before adding the filling. This extra bit allows for sealing, giving you a professional-looking finish and helping to prevent any filling from bubbling over during baking. If you're short on time, a pre-rolled puff pastry does the job perfectly without sacrificing quality.

Serving and Storage Tips

To serve your Mushroom and Leek Pie, cut it into wedges and present it with a simple green salad or steamed vegetables for a balanced meal. The pie is delightful both warm and at room temperature, making it an ideal dish for gatherings or meal prep. Leftovers can be stored in the refrigerator for up to three days and are best reheated in the oven to restore the crispiness of the crust.

If you want to make this pie ahead of time, you can assemble it and freeze before baking. Just wrap it tightly in plastic wrap and foil, and it will keep well for up to three months. When ready to serve, bake directly from frozen, adding an additional 10-15 minutes to the baking time until the crust is golden and flaky.

Ingredients

For the Pie

  • 1 sheet of puff pastry
  • 2 tablespoons olive oil
  • 200g mushrooms, sliced
  • 2 leeks, sliced
  • 3 cloves garlic, minced
  • 1 teaspoon thyme leaves
  • Salt and pepper to taste
  • 1 egg, beaten (for egg wash)

Instructions

Prepare the Filling

In a large skillet, heat olive oil over medium heat. Add the sliced mushrooms and leeks, sautéing for about 5-7 minutes until soft. Add the minced garlic and thyme, cooking for an additional 2 minutes. Season with salt and pepper, then remove from heat and allow to cool slightly.

Assemble the Pie

Preheat your oven to 200°C (400°F). Roll out the puff pastry and line a 9-inch pie dish with it. Pour the cooled mushroom and leek filling into the crust. Cover with another layer of pastry, seal the edges, and make a few slits on the top for steam to escape.

Bake the Pie

Brush the top of the pie with beaten egg. Bake in the preheated oven for 25-30 minutes, or until the pastry is golden brown and flaky. Let it cool for a few minutes before slicing.

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Pro Tips

  • Feel free to add a splash of cream to the filling for extra richness. You can also experiment by adding cheese, like Gruyère, for a delightful twist!

Ingredient Substitutions

If you're looking for a vegetarian protein boost, consider adding some cooked lentils or chickpeas to the filling. They pair beautifully with mushrooms and leeks while increasing the pie's heartiness. For a twist, try using wild mushrooms like chanterelles or shiitake; their complex flavors will add an exciting depth to the pie.

For a dairy-free option, substitute the butter in homemade pastry with a plant-based alternative or oil. If you want to enhance the flavor of your pie, sprinkle in a hand of grated cheese, such as Gruyère or cheddar, within the filling before sealing it up. This adds a delightful creaminess and a richness that complements the earthy tones of the vegetables.

Troubleshooting Common Issues

If your pie crust is soggy after baking, it may be due to excess moisture in the filling. Ensure the mushrooms and leeks are well sautéed and any liquid they release is cooked off before assembling the pie. You can also sprinkle some breadcrumbs or a thin layer of grated cheese on the bottom crust to absorb any moisture.

Another common issue is the crust browning unevenly. Rotating your pie halfway through baking can help achieve a consistent golden color. If the edges brown too quickly, cover them with foil and return to the oven. Monitor closely to avoid burning while ensuring the center of the pie is fully baked.

Questions About Recipes

→ Can I make this pie in advance?

Yes, you can prepare the filling and assemble the pie a day ahead. Just bake it when you're ready to serve.

→ What other vegetables can I use?

You can add spinach, carrots, or peas to the filling for added color and nutrition.

→ Can I freeze this pie?

Absolutely! Just make sure to wrap it tightly before freezing. Thaw and bake when ready to enjoy.

→ What can I serve with this pie?

A simple green salad or roasted vegetables make excellent accompaniments to this hearty dish.

Sunday Mushroom and Leek Pie

I always look forward to Sundays, especially when I have a comforting dish like my Mushroom and Leek Pie on the menu. The earthy flavors of mushrooms combined with the mild sweetness of leeks create a wonderful medley that warms the soul. Each bite is enveloped in a flaky, golden crust that adds the perfect texture. This pie not only serves as a hearty main dish but also brings everyone together around the table. Whether you're savoring it solo or sharing it with family, this recipe will leave you feeling satisfied and happy.

Prep Time30 minutes
Cooking Duration45 minutes
Overall Time75 minutes

Created by: Questa Beaumont

Recipe Type: Oven Planning

Skill Level: Intermediate

Final Quantity: 6 servings

What You'll Need

For the Pie

  1. 1 sheet of puff pastry
  2. 2 tablespoons olive oil
  3. 200g mushrooms, sliced
  4. 2 leeks, sliced
  5. 3 cloves garlic, minced
  6. 1 teaspoon thyme leaves
  7. Salt and pepper to taste
  8. 1 egg, beaten (for egg wash)

How-To Steps

Step 01

In a large skillet, heat olive oil over medium heat. Add the sliced mushrooms and leeks, sautéing for about 5-7 minutes until soft. Add the minced garlic and thyme, cooking for an additional 2 minutes. Season with salt and pepper, then remove from heat and allow to cool slightly.

Step 02

Preheat your oven to 200°C (400°F). Roll out the puff pastry and line a 9-inch pie dish with it. Pour the cooled mushroom and leek filling into the crust. Cover with another layer of pastry, seal the edges, and make a few slits on the top for steam to escape.

Step 03

Brush the top of the pie with beaten egg. Bake in the preheated oven for 25-30 minutes, or until the pastry is golden brown and flaky. Let it cool for a few minutes before slicing.

Extra Tips

  1. Feel free to add a splash of cream to the filling for extra richness. You can also experiment by adding cheese, like Gruyère, for a delightful twist!

Nutritional Breakdown (Per Serving)

  • Calories: 320 kcal
  • Total Fat: 20g
  • Saturated Fat: 6g
  • Cholesterol: 70mg
  • Sodium: 450mg
  • Total Carbohydrates: 29g
  • Dietary Fiber: 3g
  • Sugars: 2g
  • Protein: 6g