use 6-cup mini cake pan, diameter 7cm / 2.8 inches • unsalted butter, room temperature • egg yolk (20g / 0.7 oz) • egg white (40g / 1.4 oz), well-chilled • granulated sugar, for butter • granulated sugar, for an egg white • honey • rum • ground almonds • cake flour or all-purpose flour • lemon zest of 1 lemon • raisins •