are there any gluten free food chains you recommend?

Any steakhouse.

No .

For every person who has Celiac Disease, an autoimmune disorder that presents as an allergy to gluten, there are 140 people who do not. Because of this statistically small representation of persons with the disorder, and since most groceries stock gluten-free products, it is doubtful that any grocery chains that will arise that stock only gluten free products. There is no proven need.

there aren't any

Sausage links.