Grind 3/4 cup boiled corn kernels, ginger, garlic, and green chilies and make a corn paste.
Take mashed potatoes to a large bowl. Add breadcrumbs, corn paste, coriander leaves, garam masala, lemon juice and salt. Mix well.
Roll each portion into a ball and flatten it to make round shaped.
Heat tawa over medium flame for shallow frying.
Add 2 tablespoons oil and spread it.
Place 6-7 patties over it and cook over a medium-low flame.
Flip them and cook another side until golden brown.