Mushroom and Cheese Galette with Crispy Edges

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

A rustic free-form pie filled with sautéed mushrooms and melted cheese, baked until golden and crispy for a comforting meal. This french-inspired vegetarian ready in about 55 minutes pairs sheet (14 oz), thawed puff pastry, butter, sliced mushrooms for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 350 calories and feeds 6, so it slots cleanly into a weekly meal plan and pairs well with a quick salad or grain on the side. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

★ 4.0 (14 ratings) Prep: 25 min Cook: 30 min Serves 6 French cuisine 350 cal/serving
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Ingredients

Instructions

  1. Step 1: Preheat oven to 375°F. Roll out the thawed puff pastry on a lightly floured surface to a 12-inch circle.
  2. Step 2: In a skillet, melt 1 tbsp butter over medium heat. Add 1 cup sliced mushrooms and 1/4 cup finely chopped onion, cook for 8 minutes until mushrooms are tender and onion is golden.
  3. Step 3: In a bowl, combine the cooked mushroom mixture, 1/2 cup shredded Gruyere cheese, 1/4 cup all-purpose flour, 1/4 tsp salt, and 1/8 tsp black pepper.
  4. Step 4: Spread the mushroom mixture evenly over the center of the puff pastry, leaving a 2-inch border. Fold the pastry edges over the filling and crimp to seal.
  5. Step 5: Brush the folded pastry with 1 beaten egg. Bake for 25-30 minutes until golden brown and crispy.

Equipment for this recipe

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Frequently asked questions

How long does Mushroom and Cheese Galette with Crispy Edges take to make?

Total time is about 55 minutes (25 min prep + 30 min cook). Most home cooks find this fits comfortably into a weeknight; double the batch on Sunday for two dinners.

How do I store leftover Mushroom and Cheese Galette with Crispy Edges?

Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat covered in a 350°F oven for 10-12 minutes, or microwave at 70% power in 60-second bursts to keep butter from drying out.

Can I substitute ingredients in Mushroom and Cheese Galette with Crispy Edges?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Mushroom and Cheese Galette with Crispy Edges for a different number of people?

The recipe is written for 6 servings. Multiply each ingredient by (your serving target / 6). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

What goes well with Mushroom and Cheese Galette with Crispy Edges?

French vegetarian like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.

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