Heat oven to 190C/fan 170C/gas 5. Line 12 bun tins with paper cases. Put the flour, sugar, spice, butter, eggs and milk into a mixing bowl and beat with an electric hand whisk or wooden spoon for 2-3 mins, until the mix is light and fluffy.
Put a spoonful of cake mix in each case, then a rounded tsp of mincemeat. Cover the mincemeat with a spoonful of cake mix and smooth.
Bake for 15-18 mins until golden brown and firm. Dust with icing sugar and serve warm or cold.