Take little cooking oil in a pressure cooker
Put 2-3 wadis
Jst fry a little in that oil and then take out.

Now in the same oil add methi Dana, Hing and whole cumin seeds

Add grated ginger and green chilis
Now Add turmeric, red chilli,coriander powder and salt

Stir well and
Add one spoon yogurt and stir again. Add tomatoes chopped or puréed
Mix all nicely
Just wait fr two mins

Masala will leave oil then add aloo(cubed)
Mix so that all masala covers the aloo
Add those fried wadis
Add required water
According to how much gravy you want

Close cooker
Need only 1-2 whistles on slow
Garnish with coriander leaves

Eat with zeera rice or steamed rice