Measure 1 cup and take sago in a strainer.
Rinse it once and add it to bowl. Do not rinse for more time as it may start to dissolve.
Soak in little less than 1/2 cup water for 4 hours minimum. Water level should be just little above the immersing level - do not add more water.
Set aside covered for 4 hours.
Don't add more water as it will become mushy. After the mentioned time if you see the sago must have absorbed the water well. After 4 hours you can fluff it up - should be slightly moist and not sticky.
If you press a pearl it should be easily mashable. If it is still hard then soak for 1 more hour.
Add 1/4 cup peanuts to a pan and roast it until golden brown. Switch off.
Cool down completely then transfer to a plate. Remove the skin from peanuts. Just rub with both your palms and blow away to remove the skin.
Transfer to a hand mortar and pestle and crush it roughly and set aside. It should be in small bits and pieces.
Heat 1 and 1/2 tbsp ghee - add 1 teaspoon cumin seeds let it splutter. Add 2 green chilies slitted, 1/4 teaspoon ginger chopped finely, few curry leaves. Give a quick saute.
Add 1 small potato cubed and saute until slightly golden.
Now add soaked sabudana or sago pearls along with salt to taste, 1/2 teaspoon sugar.
Saute for a minute.
Cook covered for 2 minutes.
Open - Saute and cook until the sago pearls turns transparent. Do not overcook then it may become rubbery.
Add crushed peanuts, 1 teaspoon lemon juice and 1 tablespoon coriander leaves.
Give a quick mix and switch off. Sabudana Khichdi is ready!
Serve it hot!