Press the sauté button then add the ghee. Once the ghee melts, add cumin seeds, mustard seeds and bay leaf to the pot. When the cumin seeds brown and and the mustard seeds begin to pop, add the onions and stir-fry for 5 minutes or until the onions soften.
Add the garlic, ginger, Serrano pepper and spices and stir-fry for 30 seconds. Then add the tomato sauce, sugar, turnips, water and mix well.
Secure the lid, close the pressure valve and cook for 5 minutes at high pressure.
Open the valve to quick release any remaining pressure.
Garnish with cilantro.