Add white hearts and milk into a blender, pulse for 20 seconds.
Add 1.5 Cups of vanilla ice cream - you want this layer denser than a regular shake (concrete)
Pour into your final glass (which has already been rimmed)
Add your pink hearts + milk and pulse for 20 seconds
Add 1.5 Cups of of ice cream and blend
Add pink layer into milkshake glass - pouring over the back of the spoon to more gently add the layer
Top it off with whipped cream
Take the larger pieces of hearts from the sifter, and lay on the top, along with the heart of your choice
To make the whipped cream: Crush up the purple hearts. Strain through a sifter, and with the sifted powder, add 5 tablespoons into whipped cream charger - reserve the larger chunks that are caught by the sifter to rim the glass. Charge it with your nitrous oxide canister.