Chocolate Butter Tarts

Yield:	12 Tarts
Categories:	Tarts, Chocolate

3		Sq. bittersweet chocolate
12		Unbaked med. tart shells
3/4	c	Lightly packed brown sugar
1/4	c	Corn syrup
1		Egg
2	tb	Butter; softened
1	ts	Vanilla
1	ts	Vinegar
	pn	Salt
1		Sq. bittersweet chocolate melted