Cinnamon Cherry Souffle

Yield:	6 Servings
Categories:	Fruits, Desserts

3	tb	Butter
4	tb	Flour
1 1/2	c	Milk
6		Egg yolks
8		Egg whites
1	pn	Salt
1/8	ts	Cream of tartar
1/2	c	Sugar
1	c	Black cherries, pitted; fresh or canned
2	tb	Cherry liqueur (opt)