Ingredients
Equipment
Method
Step-by-Step Instructions
- In a large skillet, heat olive oil and butter over medium heat. Add sliced leeks, salt, and sugar. Cook for about 20 minutes until leeks are golden and caramelized.
- In the same skillet, add butter and turn heat to medium-high. Add oyster mushrooms and cook for about 4 minutes on each side until golden brown.
- Add minced garlic and sage to the skillet. Cook for 1 minute, then return the caramelized leeks. Pour in heavy cream, balsamic vinegar, and lemon zest, stirring to combine.
- Cook fettuccine in salted boiling water until al dente. Reserve 1 cup of pasta water before draining.
- Add drained fettuccine to skillet with the sauce, reserved pasta water, grated Gruyere cheese, and black pepper. Toss for about 2 minutes until combined.
- Serve pasta in warm bowls, garnishing with toasted pine nuts and extra black pepper, if desired.
Nutrition
Notes
Use fresh, seasonal leeks and mushrooms for the best flavor. Adjust pasta cooking time to ensure it remains al dente.