2 Cups  well-cooked wild rice,  chopped

1 Cup buttermilk or sour milk, divided

1 Cup unsweetened applesauce

1/4 Cup vegetable oil

3/4 Cup shortening

1 Cup  firmly packed brown sugar

Egg whites

2  Teaspoons vanilla

2 1/2  Cups flour

1 Teaspoon baking soda

1 Teaspoon salt

1 Teaspoon cinnamon

1 Cup chopped nuts

Powdered sugar

Directions 

Preheat oven to 350 degrees.  Grease bottom of 15 x 10 x 1 inch baking pan.  

In medium bowl, combine wild rice, 1/2 cup buttermilk, applesauce and oil;  set aside.

In large mixing bowl, combine shortening, brown sugar, egg whites and vanilla.  Beat at high speed 5 minutes or until smooth and creamy. 

Add remaining 1/2 cup buttermilk;  beat at low speed until well blended. 

Add flour, baking soda, salt, and cinnamon; beat at low speed until well blended.  Stir in wild rice mixture and nuts. 

Spread in prepared pan.  Bake until toothpick inserted in center comes out clean, which will be 25 minutes at least.  

Cool.  Sprinkle with powdered sugar.