Go on a mayouji 麻油雞 (black sesame soup) adventure
There is a definite glut of recommended food types to take in during your time in Taiwan, and the longer you stay the more you could eat. This insiders guide wants to put readers on the path to new(er) finds with a more local clientele than some of the more celebrated places found in guidebooks. Taiwan's 麻油雞 culture is well worth a full investigation for any intrepid food tourist. It should be right up there with dumplings, beef noodles, and fried chicken as a Taiwanese must eat. 麻油, or black sesame oil makes up the base of a soup stock which is then used to concoct some tasty, (relatively) cheap, and filling meals. There seem to be a few famous stores which have mayouji in every city, so asking at your hotel, school, or work will help you get to a great one. For the closest fix, copy and paste 麻油雞 into a map app and you'll find something nearby. Expect the place to be busy, because this stuff is very popular and locals won't support a place that serves up a sub-par...