Tuscan Mac & Cheese

Name: Tuscan Mac & Cheese
Prep time: 10 min
Cook time: 15 min
Total time: 25 min
Cuisine: Italian
Ingredients: 16 ounces fusilli pasta (or something similar); 16 ounces Italian sausage; 1 tablespoon extra virgin olive oil; 4 cups whole milk; 8 ounces Gruyere; 8 ounces sharp cheddar; 3 cloves of garlic, finely minced; 1 cup heavy cream; 1/2 cup sour cream; 6 tablespoons butter; 1/3 cup all purpose flour; 4-5 large kale leaves, stems removed, chopped; 5 ounces sun dried tomatoes, thinly sliced; salt and black pepper; parmesan, grated (optional garnish)