Butterscotch Oatmeal Crinkles

2 c. firmly packed brown sugar
1/2 c. butter (room temperature)
1/2 c. shortening
1 tsp. vanilla flavoring
2 eggs
2 1/4 c. flour
2 c. old fashioned or quick cooking oats
1 1/2 tsp. baking powder
1/2 t. salt
1/2 cup granulated or confectioners sugar.

Preheat oven to 350 degrees.  Grease baking sheet.  Mix together the first five ingredients in a large bowl on low to medium speed or mix by hand with spoon.  Add flour, oats, baking powder and salt.  Form dough into 1 inch balls and roll in sugar. Place approximately 2 inches apart on prepared sheet.  Bake 11 minutes or so until cookie remains firm when touched lightly in center.  Remove from sheet immediately and cool on wire rack.