After bankruptcy, beloved taco brand set for comeback
Fans of the tacos had set up a Facebook page begging for their return.

Just because a company declares bankruptcy does not mean that it does not offer popular brands. A lot of times, a company runs out of money for reasons that have little to do with its products.
Maybe it overextended itself by building too many factories or perhaps it made other financial mistakes. Sometimes, successful companies take on debt as a way to cash out shareholders or otherwise free up capital.
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When Hostess went bankrupt a few years ago, people still loved in loved its signature Twinkie, Cupcake, and Fruit Pie. Demand for those products remained high, but the overall corporate company faced larger struggles.
The same thing happened when New England Candy Company went bankrupt. That brand manufactured the controversial, as in some people love them and some people hate them, NECCO waters along with several other popular candy brands.
In the case of a bankruptcy, whether those brands come back depends on what happens to the companies assets. Sometimes, whoever ends up owning the brands has no immediate plans to bring them back.