A good first question is, "What oil do you cook with?" If they use soy, cottonseed, canola, or corn oils they are likely GM if they are not organic. If so, ask if they have anything that is cooked without oil, or if olive oil or some other oil can be used. If they say they cook in "vegetable oil" or...
Tom Usher commented or added the following: I can't afford to eat out; but if I could, I'd like to know that I'm not eating GMOs.
About Tom Usher
Employment: 2008 - present, website developer and writer. 2015 - present, insurance broker.
Education: Arizona State University, Bachelor of Science in Political Science. City University of Seattle, graduate studies in Public Administration.
Volunteerism: 2007 - present, president of the Real Liberal Christian Church and Christian Commons Project.