The Flying Saucer has been ably probing the more tasty and inexpensive recipes of vegetarian cooking for a couple of decades now. With buffet-style ordering and an innately left-wing squatter's aesthetic, this is alternative Amsterdam at its best, one that you will grow to appreciate all the more if you wash your dinner down with some organic beer or wine. If they are full or your need for fiber occurs more around lunchtime, the more kitschy but no less vegan-friendly De Bolhoed (Prinsengracht 60, 020/626-1803), complete with patio, is but a short stroll away.