Moist chocolate cake

step 1
Preheat oven to 180 ºC.

step 2
Beat butter and sugar until creamy.

step 3
Add egg, and jam and beat until combined.

step 4
Transfer mixture to a large mixing bowl and fold in flour, cocoa,baking powder and buttermilk. Stir until smooth.

step 5
Spoon mixture into a greased loaf tin and smooth surface.

step 6
Bake for 35 minutes or until skewer comes out clean.

step 7
Leave in tin for 10 minutes, then turn out onto a wire rack to cool.
Dust with combined cocoa powder, icing sugar and cinnamon.