850 ml wheat flour
350 ml brown sugar
1 teaspoon ground cinnamon
1 teaspoon ground ginger
1 teaspoon ground cloves
1 teaspoon baking soda
1 pinch allspice
1 pinch salt
1 dark beer (330 ml / 33 cl)
Dissolve sugar in beer. Sift flour, spices and baking soda into beer and mix until smooth. Pour into greased baking tin and bake at 190C (374F) for 45-60 minutes.
Slice thinly and serve with cold butter on top.