Preheat oven to 400 degrees.

Mix thoroughly:
1 stick (1/2 cup) margarine
1/2 cup shortening
1 1/2 cups sugar
2 eggs

Mix in:
3 cups flour
2 tsp baking powder
1 tsp baking soda
1/2 tsp salt

Chill dough for about 30 minutes. Roll into balls the size of small walnuts. In a separate bowl, mix 2 Tbsp sugar with 2 tsp cinnamon (more or less depending on how you like it). Roll dough balls in cinnamon mixture.
Place about 2″ apart on ungreased cookie sheet.
Bake 7-9 minutes until lightly browned, but still soft.
Makes about 5 dozen.