Flaki
flaczki, fliaky, fliachky
Flaki or flaczki is a traditional polish tripe stew. it is one of the many polish soups, which represent an important part of polish cuisine. along with bigos, żurek, and pierogi, it is one of the most notable specialities in polish cuisine. its name is derived from its main ingredient: thin, cleaned strips of beef tripe (in polish: flaki - which can also be literally translated to "guts").
Source: Wikipedia
