this search on google turned up quite a lot:
"places to eat on thanksgiving in dallas 2019"
here are a few articles:
https://dallas.eater.com/platform/am...s-where-to-eat
http://dallas.culturemap.com/news/re...sgiving-meals/
https://www.dallasnews.com/food/2018...n-north-texas/
most shopping malls & stores will be closed thursday. and black friday will make you want to be anywhere but the big box stores.
btw, in what part of dfw will you be staying?