Coarsely grind sweet corn in a blender.
Heat 1 tablespoon oil in a pan.
Add chopped onions and fry till translucent.

Add spinach and ground corn and cook for 2 -3 minutes.
Remove the mixture from the blender and add boiled and grated potatoes into it. Add all spices and bread crumbs and mix well.

Make small cutlets from the mixture.
Heat some oil in a pan and when the oil is hot, drop the cutlets in the hot oil and shallow fry on medium heat till golden brown from both the sides.

Heat a griddle on medium flame.
Cut half the burger bun and spread butter on griddle and toast buns.
Now in a bowl prepare burger sauce for this add mayonnaise and tomato sauce in a bowl and mix well.

In another bowl add mayonnaise and chutney.
Spread burger sauce on a toasted bun and spread lettuce then add patty and then cheese slice, add onion slice and then a tomato slice then again spread green sauce.

Cover with burger bun and press slightly.
Our burger is ready to serve.