Paris rediscovers appetite for its world-beating 'bouillons'

These places, where you can eat well amid Art Nouveau splendour for as little as 20 euros for three courses, are having something of a revival.

Every weekend a queue snakes down the street not far from the Moulin Rouge in Paris.

This is not some horde of clueless foreigners easy prey for the tourist traps that dot Pigalle and Montmartre.