Penny's Southern Sour Cream Jumbles

1 2/3 cup Sifted All Purpose Cake Flour

1/4 tsp Baking Soda

1 tsp Baking Powder

1/2 tsp Salt

1/3 cup soft shortening

2/3 cup sugar plus 1 tbsp

1/2 cup sour cream

1/2 cup chopped walnuts (optional)

1 egg

1/4 tsp cinnamon

400 degree oven 10-12 minutes