Take a bowl put boiled potato,salt,half tsp chat masala,bread crumbs and cornflour mix and mashed make a smotth dough and divide in three parts equal.
One part is white ,second part add orange color mix ,third part add green color mix and make a ball.
First part green color make a tikki ,second part white color make a tikki and third part make a orange tikki arrange one by one .
Take a pan add 2 tsp of oil heat add ginger,garlic and onion saute till brown add all spices add boiled chana mix and cook for 5 minutes.
Take a wok add oil heat put tikki fry in golden color.
Take a plate pour chana ,tikki cut in center arrange tikki add ketchup,chop onion and sprinkle chat masala.
Tri color tikki chole ready to eat.