It’s 13:00 at the primary school in Konioudou, a village in the rural commune of Kombissiri, about 40 km outside the capital Ouagadougou, and it’s time for the pupils’ midday break. In the shade of the courtyard’s large trees, some are playing, teasing each other, laughing; a few others are leafing through books. But all are waiting for one thing: lunchtime.