Pasta with Rapini, Sausage and Raisins

Ingredients

• 1 pound Gemelli, penne or rotini Pasta
• 2 tablespoons olive oil
• 1 pound sweet Italian sausage
• 1 bunch rapini (broccoli rabe)
• 2 cups low-sodium chicken broth reduced by half to 1 cup
• 1/4 cup dry white wine
• 4 garlic cloves, thinly sliced
• 1/4 teaspoon red pepper flakes
• 1/2 cup golden raisins
• 1/4 cup pine nuts, lightly toasted
• freshly peeled parmesan cheese
• kosher salt and pepper to taste
• 3 tablespoons butter