Ingredients

1/2 cup butter
1/2 cup shortening
1 1/2 cups sugar
2 eggs
2 1/4 cups flour
1/3 cup cocoa powder
2 teaspoons cream of tartar
1 teaspoon baking soda
1/4 teaspoon salt
1 cup coarsely chopped chocolate truffles (such as Guyaux Truffles Royales Fantaisie)
4 tablespoons sugar

Instructions

1. Preheat oven to 350 degrees.
2. Cream butter, shortening and 1 1/2 cups sugar.
3. Add eggs and cream again.
4. Blend dry ingredients together, except truffles and 4 tablespoons sugar.
5. Add dry ingredients to creamed mixture.
6. Mix well.
7. Fold in chopped truffles.
8. Shape dough in balls and roll in reserved sugar.
9. Bake on ungreased cookie sheet 10-12 minutes.
10. Let set on sheet for a few minutes before removing to cooling rack.
    

Makes approximately 3-4 dozen.