Cut the beans into 1 inch pieces.
For masala – chop a big onion, 1 tomato, small piece of ginger, cumin seeds, black pepper (3-4), curry leaves (around 5). Grind these into a paste.
Now, heat oil, add the beans, fry for few seconds and then add the ground mixture into it. Add garam masala or spices powder, small pinch of sugar with little water and mix well until it beans are cooked.