1/2 c. butter (soft)
1/2 c. shortening
2 2/3 c. sugar
4 eggs
2 c. cold mashed sweet potatoes
3 1/2 c. sifted flour
1 tsp. salt
1 tsp. cinnamon
1 1/2 tsp. nutmeg
2 tsp. baking soda
1 c. chopped walnuts
2/3 c. cold strong black coffee

Bake at 375 degrees. Cream the first three ingredients until fluffy. Add eggs, one at a time, and mix well. Blend in sweet potatoes and nuts. Stir in dry ingredients and coffee.

Pour into 2 greased 9 x 5 x 3 inch loaf pans. Bake for 1 hour. For muffins - pour into 8 greased muffin pan cups. Bake for 25 minutes or until done.