In Antony, Olivier Chaput runs workshops for CM1 and CM2 schoolchildren in the central kitchen. Equipped with colorful knives, they cut small squares of peppers, eggplants and slices of zucchini with varying degrees of success.

On the menu: creation of a ratatouille which will be offered in the town's refectories from June. “It’s a recipe that you often see in summer but that you’re not always a fan of,” he comments.