NGSFOO_141018_141
Existing comment: How Mexican?
This traditional Mexican meal would not exist if not for international trade and cultural exchange -- beef, cheese, onions, chicken and wheat all originated outside the Americas.

Native to the Americas:
* Tomatoes
* Beans
* Chiles
* Corn
* Turkey

Not Native to the Americas:
* Beef
* Cheese
* Onions
* Chicken
* Wheat
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