Select [SAUTE] function on the Instant Pot. When HOT appears on the screen, heat the oil and saute white parts of leeks, onion, and the pineapple. Next add the turmeric and garlic. Saute until translucent. Add bagoong, fish sauce, salt, basil, and day-old rice. Mix well until all rice is evenly coated. Add the pineapple juice and mix again.