Cream butter or margarine with the 2 cups sugar.

Add eggs, one at a time, beating well after each addition.

Sift together cake meal, salt, and potato starch. Fold into egg mixture.

Cut chocolate in small pieces, add and mix well. Add nuts.

Form into loaves 2 inches wide.

Mix cinnamon with the 2 teaspoons. sugar. Sprinkle over the loaves.

Bake on sprayed cookie sheet at 350° for 45 minutes. Slice into ½ inch slices while warm.