In place of the expected cornichons, pruneaux à l’aigre-doux go with pâté de campagne, particularly this pâté de campagne from southwest France, which is also the home of the especially good pruneaux d’Agen.
250 gr (½ pound) of pitted prunes, preferably pruneaux d’Agen
150 ml (⅔ cup) red wine
100 gr (½ cup) sugar
70 ml (⅓ cup) red-wine vinegar
Combine the pr…