Anytime - don't wait for Thanksgiving!
Based on 5 of 5 parsed ingredients with USDA data.
In a food processor grind together, in batches, the orange, pineapple, cranberries, and apple until mixture is chopped fine. Transfer to bowl and stir in sugar. Let mixture stand, covered and chilled, for at least 2 hours. This relish may be made about 2 days in advance and kept covered in the frig.