1.Heat oil in a 20cm frying pan on high. Saute onion and garlic 2-3 minutes, until tender.
2.In a large bowl, combine onion mixture, rice, ham, corn and chives; season to taste. Preheat grill on high.
3.Spray same cleaned frying pan with oil; heat on medium. Add rice mixture, gently pressing down using back of spoon to smooth surface. Sprinkle with cheese.
4.Pour egg evenly over rice mixture in pan. Cook, loosely covered with foil or lid, 8-10 minutes, or until base is golden brown.
5.Place pan under grill; grill 4-5 minutes, until just set and golden brown. Cool 10 minutes.
6.Cut into wedges and sprinkle with extra chives. Serve with salad.