Cold Cocoa Milkshake

Preparation Time: 5 minutes. 
Makes 4 small glasses. 

Ingredients :

2½ tbsp cocoa powder
2 cups chilled full-fat milk
¼ cup sugar
10 ice-cubes

For the garnish
2 tbsp grated chocolate

Instruction :

1. Combine all the ingredients and blend in a juicer till the mixture is smooth and frothy.
2. Pour equal quantities of the milkshake into 4 individual glasses.
    Serve immediately garnished with chocolate.