Pasta with Yogurt and Spicy Creamed Kale

Name: Pasta with Yogurt and Spicy Creamed Kale
Ingredients: 2 tablespoons unsalted butter; 1 large shallot, thinly sliced; 2 cloves garlic, thinly sliced; 1 bunch lacinato (also called Tuscan) kale, stems removed, roughly chopped (about 4 to 6 cups packed); 1/2 teaspoon crushed red pepper flakes; 1/4 cup dry vermouth; 1/2 cup heavy cream; Salt and freshly ground black pepper; 1 pound tagliatelle or other fresh pasta; 2 cups Greek yogurt; 1 cup coarsely grated kefalotyri or pecorino Romano