Strain the rice and place in a mortar. Pound with a pestle for 4 minutes or until crushed. Stir in the chicken stock and set aside.
Add the vegetable oil to a hot wok. Add the garlic and ginger, then saute over medium-high heat until fragrant. Add the chicken and stirfry for 2 minutes over high heat. Now add all the basil and chili.
Strain the stockmixture from the mortar, discarding the rice. Add to the chicken mixture and stir until combined. Now add the oyster sauce, sugar and a pinch of sea salt and stir fry for a further minute.
Transfer to a serving platter, garnish with coriander and serve with sticky rice.