Boil up the milk. Stir in chai powder. Mix starch with a little water until smooth and stir into the milk. Let the pudding cool down while stirring. Whip cream until stiff and fold into the chai cream.
Pour cream into 4 glasses and let them get cold. Warm up the milk, foam it up and spread it on the cream. Dust with cocoa. Add the biscuits
1 hour waiting time