Place the cream, yoghurt, sugar and lemon juice in a tall mixing bowl and whisk until stiff. Chill the cream for about 20 minutes. Sort the berries, clean if necessary, wash and pat dry. Pour the cream into a piping bag with a perforated spout and spray onto the meringue cakes. Cover the tartlets with berries and decorate with lemon zests. Serve immediately
25 minutes waiting time