This soup is a great way to go through any leftover herbs, turkey, and vegetables you’ve got that you’re not sure what to do with. Add broth and seasonings and let the mixture cook for just 5 minutes, since the. Thanksgiving Leftovers Turkey Soup The Everyday Home Recipe Leftover Turkey Soup Turkey Soup Soup Recipes Slow Cooker Sauté some veggies (or use the thanksgiving leftovers, if you happen to have carrots and onions on hand), then toss a few handfuls of chopped turkey into the pot. Thanksgiving leftover recipes soup . A few hours in the slow cooker turns your thanksgiving leftovers into a delicious slow cooker soup! Next, add chicken broth to pull it all together. Sauté carrots, celery, and onion in olive oil until the onions become translucent and the celery and carrots have begun to soften, about 3 minutes. Add in the leftover turkey, turkey broth, water, and ditalini pasta. Cover and simmer for 1 hour. Place the turkey carcass in a large, deep pot, and add the stu...