1 (9 inch) unbaked pastry shell
1 c. hot mashed yams or sweet potatoes (about 3/4 lb. raw)
1/2 c. butter, softened
1/2 c. firmly packed light brown sugar
2 tbsp. flour
1 (15 oz.) jar apple butter
1/2 c. milk
1 1/2 tsp. grated orange rind
1/4 tsp. salt
3 eggs
Whipped cream and nuts (optional)

Preheat oven to 400 degrees. In large mixer bowl, beat yams, butter, sugar, and flour until well blended. Add apple butter, milk, rind, salt, and eggs; beat well. Turn into pastry shell. Bake 10 minutes. Reduce oven temperature to 350 degrees. Bake 50 minutes longer or until knife inserted near edge comes out clean. Cool. Serve warm or chilled. Garnish with whipped cream and nuts, if desired. Refrigerate leftovers.