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Creamy Mushroom & Leek Gruyère Pasta

A rich and comforting vegetarian pasta made with sautéed mushrooms, sweet leeks, and a silky Gruyère cream sauce.
Prep Time 15 minutes
Cook Time 25 minutes
Total Time 40 minutes
Course Dinner
Cuisine French-Inspired, Vegetarian
Servings 4 plates
Calories 520 kcal

Equipment

  • Large pot
  • Large skillet
  • Wooden spoon
  • Colander

Ingredients
  

Pasta Base

  • 12 oz pasta fettuccine or penne
  • 2 tbsp olive oil
  • 2 tbsp unsalted butter
  • 2 cups mushrooms sliced
  • 2 leeks sliced and cleaned
  • 2 cloves garlic minced
  • 1 cup heavy cream
  • 1 cup Gruyère cheese freshly grated
  • 1 tsp fresh thyme
  • salt and black pepper to taste

Instructions
 

  • Cook pasta in salted water until al dente. Reserve 1 cup pasta water and drain.
  • Heat olive oil and butter in a large skillet over medium heat.
  • Add leeks and cook until soft and lightly golden, about 6–8 minutes.
  • Add mushrooms and cook until deeply golden and moisture evaporates.
  • Stir in garlic and thyme, cooking briefly until fragrant.
  • Reduce heat and add cream, warming gently without boiling.
  • Add Gruyère gradually, stirring until smooth.
  • Toss pasta with sauce, adding reserved pasta water as needed.

Notes

Use freshly grated cheese for best melting results.
Keyword creamy mushroom pasta, gourmet mushroom pasta, leek gruyere pasta, mushroom leek pasta recipe, vegetarian creamy pasta