Take green peas in a blender and blend till coarsely ground.
Take it in a bowl, add all ingredients and mix well.
Shape it into patties and fry till golden.
Take yogurt, salt, sugar, cumin powder and chat masala. Mix well.
Spoon this into the plate, top with patties, onions, tomatoes, chillies, coriander leaves, green chutney and tamarind chutney.
Finally top with sev and serve immediately.