Altos Cab

I'm happy to help you learn more about a dish called "altos cab" that you mentioned is found in restaurants in the USA. However, I have to inform you that I couldn't find any information on a dish with that name. It's possible that it's a misspelling, a variation of a different dish, or a dish that is not widely known.

Could you provide me with more details or context about the dish you're referring to? For example, what type of cuisine is it, what are the ingredients, how is it prepared, or where did you see it on the menu? Any additional information you can provide will help me better understand and assist you in identifying the dish you're looking for.