One Pot Sausage Pasta

Name: One Pot Sausage Pasta
Prep time: 10 min
Cook time: 20 min
Total time: 30 min
Cuisine: Italian
Ingredients: 2 tablespoons olive oil, (divided); 1 pound sausage links, (cut into 1/2-inch thick slices (chicken or smoked sausage)); ½ medium yellow onion, (diced); 1 red bell pepper, (seeds removed and diced); 3 cloves garlic, (minced); 2 tablespoons tomato paste; 2 cups chopped kale; 15 oz diced tomatoes; 1/2 teaspoon dried basil; 1/4 teaspoon dried oregano; 1/4 teaspoon fennel seed; 8 ounces uncooked penne pasta; 2 cups vegetable or chicken broth; 1/2 cup chopped fresh mozzarella cheese; 1/4 cup Parmesan cheese; 3 tablespoons chopped fresh basil, (for garnish)