Wilton Chocolate Buttercream Icing

Yield:	3 Cups
Categories:	Cakes, Frostings, Desserts

1	ts	Clear vanilla extract*
4	tb	Water
1/2	c	Shortening
1/2	c	Butter
3	oz	Melted bittersweet chocolate
1	tb	Wilton Meringue Powder
1	lb	Sifted powdered sugar (approx 4 cups)