2 c. cooked sweet potatoes, approx. 1 lg. sweet potato
1 1/2 c. sugar
1 tbsp. plain flour
1/4 c. butter, melted
1 (9 inch) unbaked pie shell
2 egg yolks
1 egg
1/2 c. evaporated milk
Juice of 1 lemon
Rind of 1 lemon, grated

Stir mashed sweet potatoes with sugar, flour and butter. Add egg yolks and egg; mix well. Stir in evaporated milk, lemon juice and rind. Pour into unbaked pie shell. Bake at 425 degrees for 10 minutes, then at 300 degrees for 50 minutes. Cover with meringue, if desired, and bake an additional 5 minutes. Yield 6-8 servings.