Wash n soak dried white peas in 3 cups water for overnight.
Drain water from soaked peas, add 2cups fresh water in pressure cooker with salt, 1/2 teaspoon red chili powder, garam masala powder, turmeric powder, coriander powder and lemon juice. Mix all ingredients n pressure cook till ragda done.
Takeout ginger pieces n garlic pods from it. Mashed 2 to 3 tablespoons ragda for thick gravy.
Take 4 potatoes slices in plate. Add ladleful ragda in plate.
Sprinkle a pinch of red chili powder, chat masala powder, coriander leaves and slice of lemon.
Batata tagda is ready to serve. Serve this hot.
Notes
U can also add chopped onion, green chutney n sweet chutney in final plating.