Wash and chop the cluster beans lengthwise 1/2 inch long.
Heat a pressure cooker pan, add oil, add carom seeds (crush carom seeds between palms to give more flavor). When it crackles add asafoetida, turmeric powder, and ginger garlic paste. Saute on low heat for a minute and then add sugar, red chili powder, coriander-cumin powder. Mix saute for half a minute.
Add the chopped cluster beans/ guar/ gavar. Mix well. Add salt, coriander leaves and 1/4 cup of water. Cover the pressure pan with the lid with a ring on and put whistle. Cook for 4-5 whistles on high heat and 2 whistles on low heat.
Let the cooker cool down by itself. Open the lid. Mix the shaak well. It is ready to serve.
Remove the guar nu shaak in the serving bowl. Garnish with coriander leaves and serve hot with fulka roti, dal, rice and salad for an everyday complete meal.