Gather all your ingredients: ice cream, milk, and syrup.
In a blender, add 2 cups of vanilla ice cream.
Pour in 1 cup of milk for a creamy texture.
Add 2 tablespoons of chocolate syrup for flavor.
Blend on medium speed until smooth and creamy.
Check the consistency; add more milk if too thick.
Pour the milkshake into tall glasses.
Top with whipped cream generously.
Garnish with a maraschino cherry and chocolate shavings.
Serve immediately with a straw and enjoy your treat!