Brew your coffee and let it cool to room temperature.
In a blender, combine the cooled coffee, milk, sugar, and ice.
Blend on high speed until smooth and frothy.
Taste the mixture and adjust sweetness if necessary.
Drizzle chocolate or caramel syrup inside the serving glasses (optional).
Pour the blended frappe into the prepared glasses.
Top with whipped cream for an indulgent finish.
Garnish with a sprinkle of cocoa or chocolate shavings (optional).
Serve immediately with a straw or long spoon.
Enjoy your refreshing frappe!