For the Vada: 
1 cup cabbage shredded
1 cup red cabbage shredded
1 cup carrot shredded
1 /2 cup capsicum shredded
1 cup besan
1/4 tsp turmeric powder
1/2 tsp red chilli powder
1/2 tsp dhania powder
1 or 2 green chilli finely chopped
salt to taste,
For the dip:
1 cup whisked dahi
1.small cucumber finely chopped
1 tomato chopped
chat masala
Method:
In a large bowl mix all ingredients for the vada to form a proper dough. Heat oil a pan and make pakodas. Deep fry till golden fry.
For the dip: In a grinder, grind the cucumber, tomato, curd and add salt, chat masala and mix well. Serve Hot.
Presentation is really important if you want your children to devour the dish. So, that gets an extra point 
🙂