Place water in a microwave safe bowl and heat until it just begins to boil, approximately 1 1/2 minutes.

Add cocoa powder to hot water

Place COLD dairy-free margarine in large bowl. Use a hand mixer and mix for 1 - 2 minutes until it begins to soften.

Add the vanilla to the margarine. Mix well.

Add 2 cups of powdered sugar to the margarine and mix well.

Add the cocoa mixture to the bowl and mix well.

Slowly add the remaining powdered sugar until you reach the desired consistency.

Whip the frosting mixture for 1 more minute.