Wash and dry your sweet potatoes. Wrap tightly in foil. Place in slow cooker and cook on high, 3-4 hours or on low, 6-8 hours. These can be made ahead and stored in the refrigerator… just remove the foil and store in an air-tight container and microwave when ready to serve.
Heat the butter over medium-high heat in a large skillet. Add the turkey and cook until meat is no longer pink.
Add the taco seasoning and water and stir until combined.
Add the red pepper, black beans, corn, adobo sauce, lime juice, honey and salt. Stir well and simmer the chili for about 6 or 7 minutes.
Top the sweet potatoes with the chili and sour cream.