Crockpot Tortellini Soup

Bahan-bahan (12 porsi)

• 1 tablespoon extra-virgin olive oil
• 1 pound ground Italian turkey sausage
• 1 large yellow onion (chopped (about 2 cups))
• 1 large fennel bulb (chopped (about 2 cups))
• 3/4 teaspoon kosher salt
• 1/2 teaspoon freshly ground black pepper
• 2 tablespoons unsalted tomato paste (I like to buy the kind in the tube so I can use it for several recipes over time)
• 3 cloves garlic (minced (about 1 tablespoon))
• 3 large carrots (chopped (about 1 1/2 cups))
• 6 cups low-sodium chicken broth (plus additional as needed)
• 1 (15-ounce) can fire roasted diced tomatoes in their juices
• 2 teaspoons Italian seasoning
• 4 cups chopped stemmed curly or dinosaur kale (about half of an 8- to 10-ounce bunch)
• 1 (9-ounce) package 3-Cheese Tortellini
• 1 tablespoon red wine vinegar
• 1/4 cup finely grated Parmesan cheese
• Chopped fresh parsley