Seeking Gourmet Stores in DFW region
In Grapevine, TX
Grapevine Olive Oil Company (and tasting)
The Bread Haus
There are also a number of wine rooms (offering custom blends) in Grapevine. See inset to left at:
You probably want to take time to walk through Central Market, a TX based grocery. They have locations in Dallas, FW, Southlake, and Plano.