4. Leave any sauce remnants in the wok, then drizzle in 1 to 2 tablespoons oil. Add 1 to 2 cups cooked rice and the optional 1/2 cup diced vegetables, breaking up any clumps of rice. Make a small well in the center of the rice.
7. Serve immediately. Leftovers can be kept airtight in the refrigerator for up to 2 days.