1/3 c. Imperial butter
2 med. sweet potatoes, cooked and drained
2 egg yolks and white if preferred
1 c. sugar
1 tsp. pure vanilla extract flavor
1/2 tsp. ground nutmeg
1/4 tsp. ground cinnamon
Half of 1/4 tsp. salt

Mix sweet potatoes, butter, salt, flavor, nutmeg, cinnamon and sugar. Mix all together and add eggs and beat until smooth. Pour into an unbaked pie shell. Bake at 350 degrees for 15-20 minutes.