Roast the channa dal until it releases the roasted aroma and slightly changes its color. Powder it.
Put ghee into a pan then roasted chana dal powder heat for 5-10 min on low flame now when it becomes slightly cool add powdered sugar. cardamom powder and little more ghee if required. Knead using your hands until it holds into a ball of mass. The heat in your hands help all the ingredients get together.
Now roll them into lemon size balls and garnish them with pisatachios. Can be stored in an air tight container for a few days and longer in the refrigerator.