Caramel Cookies

½ cup butter softened
½ cup shortening
2 cups packed brown sugar
2 eggs, slightly beaten
1 tsp vanilla
3 ½ cups all-purpose flour
1 tsp soda
½ tsp salt
1 cup finely-chopped pecans

Cream together butter, shortening, and sugar. Stir in eggs and vanilla. Combine dry ingredients. Blend into batter. Stir in nuts. Divide dough in half. Shape each into 2-½ inch roll. Wrap in waxed paper, then aluminum foil. Refrigerate until firm. Preheat oven to 400 degrees. Cut rolls into 1/8-inch slices and place 1 inch apart on ungreased baking sheets. Bake 8-10 minutes until lightly browned.