This is the Tuscan interpretation of tripe stew/soup. Not so surprisingly for Italy, the other defining ingredient is tomato sauce; and that makes it quite different from Menudo and Mondongo.
Pic1: trippa alla fiorentina
Pic2: another version of same
Pic3: trippa con patate (tripe with potatoes)
Pic4: a white version: tripe and beans only, very little broth