Sausage, Kale, and Sweet Potato Soup

Ingredients (14)

• + 1 tablespoon olive oil add to pantry
• + 8 ounces hot Italian sausage, casings removed add to pantry
• + 8 ounces mild Italian sausage, casings removed add to pantry
• + 1 teaspoon salt add to pantry
• + ½ teaspoon ground black pepper add to pantry
• + 1 large yellow onion, chopped add to pantry
• + 2 stalks celery, thinly sliced add to pantry
• ✓ 4 cloves garlic, minced
• + 5 cups chicken broth add to pantry
• + 3 cups cubed sweet potato add to pantry
• ✓ 1 bay leaf
• + 1 (15 ounce) can great northern beans, drained add to pantry
• + 1 (15 ounce) can diced tomatoes, undrained add to pantry
• + 5 cups chopped kale, or to taste add to pantry