La Fleur en Papier Doré can be found on one of the ugliest streets in the entirety of Brussels but is stil well worth seeking out.
Formely the 'home' of many a Belgian surrealist, some of the memorabilia is fascinating. The staff are friendly, the atmosphere rich and the hidden beer garden has a humorous and clever mural on one wall. Occasional live music adds to the buzz and the sign in French in the window stating 'this is not a museum' gives the game away. It's a working bar. And some. Find out more, here.