Best Creamy Mushroom Pasta (with optional olives)

Name: Best Creamy Mushroom Pasta (with optional olives)
Prep time: 15 min
Cook time: 15 min
Total time: 30 min
Cuisine: European, Italian, Mediterranean
Ingredients: Pasta of your choice (Either 200 grams dried or 300 grams fresh); 1 tablespoon oil; 1 tablespoon butter; 300 grams mushrooms (sliced, see notes); 4 garlic cloves (finely chopped); 1 tablespoon fresh thyme leaves (finely chopped); 1 tablespoon fresh rosemary leave (finely chopped); 1/2 cup white wine (I use sauvignon blanc or pinot gris); 3/4 cup cream; 1 teaspoon black pepper; 1 tablespoon fresh lemon juice (plus the zest for serving); 50 grams parmesan (very finely grated, ideally with a microplane); 1/2 cup flat leaf parsley (finely chopped); 1/2 cup heaped kalamata olives OPTIONAL; Salt to taste