½ l vanilla ice cream
200 ml milk
     2 - 3 tbsp cocoa powder and
     1 - 2 tsp sugar
     or
     3 - 4 tbsp chocolate syrup

Put all the ingredients into a blender and process until smooth and fluffy. Serve from tall glasses with a straw and a spoon. Sugar may be omitted.
Serves 2.

Serving suggestion:
Top the milk shake with vanilla-flavoured whipped cream, chocolate flakes and a cherry.

Recipe source: family recipe.