Impossible No-Crust Sweet Potato Pie

Yield:	1 Pie
Categories:	Pies, Holiday, Desserts

4		Sweet potatoes; *
1	c	Sugar
1/2	c	All-purpose flour
1/2	c	Butter or margarine;softened
1		Egg
1/2	ts	To 1 tsp almond extract
		Whipped cream