In a bowl, combine instant coffee, sugar, and hot water. Whip with an electric mixer or whisk until thick and frothy. Tip: Use a hand mixer for quicker results.

In a blender, add vanilla ice cream, milk, and ice cubes. Blend until smooth. Tip: Adjust milk for desired thickness.

Pour the milkshake into tall glasses. Spoon the whipped coffee mixture on top. Tip: Layer it for a beautiful presentation.

Serve immediately with a straw and spoon. Tip: Garnish with a sprinkle of cocoa powder if desired.