Wash moringa leaves well in running water.
In a pressure cooker, heat a tsp of oil.
Add jeera powder, pepper powder and garlic, saute.
Add onions and saute until golden brown.
Add tomato and saute until mushy.
Sprinkle turmeric powder and saute.
Add moringa leaves and mix well.
Finally add water and close the lid.
Pressure cook for 2-3 whistles in medium flame.
Mash well. Strain with a strainer and serve warm.