Chocolate sticks with walnuts

3.5 oz (100 g) butter
3.5 oz (100 g) sugar
3.5 oz (100 g) chocolate
3.5 oz (100 g) ground walnuts
4 eggs
1 tablespoon flour

Glaze:
9 oz (250 g) sugar
2 oz (50 g) butter
1 cup (2 dl) water
1 tablespoon rum

Mix butter with sugar, add egg yolk, melted chocolate, ground nuts and flour. Finally stir in the egg whites firm. Bake on a greased baking sheet at 350° F (180° C). In meantime, cook the sugar and butter in water and rum. Stir constantly. When boils, remove from heat and continue stirring until the glaze has cooled. Pour that glaze on baked cake. Cut it into long narrow pieces.