Marc Haeberlin, a two-star chef, cooked for students at Resto U'Gallia in Strasbourg. The menu included mango-avocado salad, Riesling rooster and Belle-Hélène pear.

“Eating this good for one euro is a privilege,” admits Lola Cazot, 19 years old. ‘I can’t afford to eat gourmet food,' says Charlie Kassimo-Zahnd.