Tex-Mex is one of the best cuisines out there since you get the  best of American and Mexican!
Yes.  I have a friend who owns and Tex-Mex stand.  Do you also work in the business, or just one who loves to eat the food?
I just love the food, especially the flour tortillas and cheese!  The spice is great too.
Since its my friend, I don't know a lot about all the specifics that go into the stand.  What types of spices are used in the Tex-Mex biz?
There are a lot of spicy spices like cumin and chili.  The salsa and guacamole also adds a nice taste to the different dishes.
Chips and salsa are my favorite.  I'm not so much of a fan of the guac kind.  But, my wife loves that.  What spices and flavors do you enjoy?
native foods, such as corn (maize), beans, squash, amaranth, chia, avocados, tomatoes, tomatillos, cacao, vanilla, agave, turkey, spirulina, sweet potato, cactus, and chili pepper. 
After the Spanish conquest of the Aztec Empire in the 16th century, Europeans introduced a number of other foods, the most important of which were meats from domesticated animals (beef, pork, chicken, goat, and sheep), dairy products (especially cheese and milk), and rice.
addition to flour tortillas. Dishes such as Texas-style chili con carne, nachos, crispy tacos, and fajitas, are all Tex-Mex inventions. 
Generally cheese plays a much bigger role in Tex-Mex food than in mainstream Mexican cuisine, particularly in the popularity of Chile con queso (often referred to as simply "queso") which is often eaten with chips (alongside or in place of guacamole and salsa), or may be served over enchiladas, tamales or burritos.
Moreover, Tex-