Orange, ginger and cardamon cakeInspired by Damyanti: the same basic recipe as my lemon drizzle, but

Orange, ginger and cardamon cake

Inspired by Damyanti: the same basic recipe as my lemon drizzle, but flavouring the cake with the zest of one large orange, 1 heaped tsp of ground ginger and ½ heaped tsp of ground cardamon. Iced with a little orange juice mixed with icing sugar.