This dish is a classic for Genoa's cuisine. Genoa is the home of my friend Margherita, and thanks to her, this recipe has become a traditional dish of Parco Fiorito. Ingredients: 3 tablespoons pine nuts 2 cloves garlic 2 cups basil, washed and dried 4 tablespoons extra-virgin olive oil 4 ounces Parmigiano Reggiano 4 ounces aged pecorino 1 cup green beans 1 teaspoon salt 2 potatoes, sliced 3/4 pound linguine 1 tablespoon butter (optional)....

