Hungarian Nut Slices

Ingredients

• Dough
• 8 egg yolks
• 4 cups flour
• 1 cup sugar
• 2 teaspoons baking powder
• 1 1/2 cups Crisco or 1 1/2 cups margarine
• 1 orange, juice and rind of, grated
• 1 lemon, juice of
• 1 pinch salt
• Filling
• 1 (15 ounce) jar raspberry jam
• Topping
• 8 egg whites
• 1 cup sugar
• 2 cups ground walnuts
• 1 lemon, juice and rind of, grated
• 4 ounces bittersweet chocolate, grated