Pumpernikel

• 100 g (3½ oz) butter
• 200 g (7

Mix the butter with the sugar and cinnamon, then add the eggs, one at a time; keep mixing until the mixture turns white. Next add the baking powder dissolved in 1 teaspoon water, then the flour and nuts. Roll the dough into a sausage shape, press it down to square the edges, then place on a baking sh