In a medium bowl, combine all ingredients. Mix well. Divide the graham into 8 pudding cups. Press onto bottom of cups. Set aside.
In a saucepan, mix sugar, cocoa powder, cornstarch, and salt. Slowly whisk in milk. Cook over medium heat until thickened, about 10 minutes. Remove from heat and stir in vanilla. Cool.
Arrange banana slices on top of crusts. Pour pudding into pudding cups. Chill. Serve.
Feeling Expert Tip: Top the pudding with a spoonful of nondairy whipped cream and preserved cherries to give the pudding a more festive look.