Banana Frappe

Ingredients:
3 big ripe bananas ½ litre milk 
3 tsp. castor sugar  1 cup crushed ice 
¼ cup cream Juice of half a lemon
1 orange for garnishing
Method: 
  1. In a blender, puree bananas and lemon juice. Add milk, sugar and cream, mix well. Add ice-cream and pour into glasses. Garnish with orange slices and serve.