Bloody Good Cheesecake

For the Crust:

whole chocolate graham crackers, crushed into fine crumbs

melted butter

For the Cake:

blocks of cream cheese, at room temperature

granulated sugar

dark unsweetened cocoa powder

large eggs, at rook temperature

vanilla

salt

heavy cream

red icing color (I usethis one from Wilton)

For the Gel Frosting:

COLD water

cornstarch (see note)

light corn syrup

vanilla

red icing color