Mexican Recipes - Making Authentic Dishes at Home: You have to check out this site if you want to cook authentic Mexican food. It is a virtual cookbook with recipes and explanations of Mexican ingredients.
Cinco de Mayo: 20 of the Best Authentic Mexican Recipes - Note: I'm going to assume these are real based on the fact that the author is Mexican and claims to be authentic. Also, a Mexican friend pinned this. I will later go through them to verify.