Mix the leftover turkey and gravy together and set aside.
1 c. Turkey, 1 c. Gravy
Add the green bean casserole to the slow cooker.
1 c. Green Bean Casserole
Add the leftover stuffing. Layer the turkey and gravy mixture. The last layer is the leftover mashed potatoes. If you’d like to add some shredded cheese to the top.
1 c. Mashed Potatoes, 1 c. Stuffing, 1/2 c. Cheddar Cheese
Heat on low in the slow cooker for approximately 40 minutes or until warmed and heated through.