Mrs Fields Chocolate Macadamia Cream Satin Cheesecake

1 lb White chocolate

2 1/2 ts Unflavored gelatin

4 c un salt ed Macadamia ; (24 oz)

1/4 c Unsweetened cocoa powder

1/4 c Boil ing water

1 lg Egg

3/4 c Light brown sugar ; packed

14 oz Cream cheese ; at room temp

1/2 c Whipping cream ;

1 oz Dark chocolate ; or white chocolate

3/4 c Sugar

1/4 c Sugar

1 ts Salt

1 c Buttermilk

1 c Whipping cream

3 tb Pure vanilla extract

1 ts Pure vanilla extract

1 c All-purpose flour

1 1/2 ts Baking soda

1/2 c Salted butter ; softened

2 tb Cold water

1/4 c Cocoa powder