Heat half the sesame oil in a wok over high heat, add half the garlic, half the ginger and half the sambal oelek. Add lamb, tossthen add soy sauce and oystersauce. Cook in batchesfor 2-3 minutes, tossing and stirring often, until browned.
Remove and repeat with remaining lamb and set aside.Clean wok. Add remaining sesame oil, onions, remaining garlic, ginger and sambal oelek to the wok. Add radishes, capsicums, snow peas and green onions to wok, cook tossing for 2-3 minutes or untilsoftened. Add mushrooms and basil cook, tossing, for 1 minute. Return lamb back into wok, toss to combine.
Serve with rice and garnished with green onions(shallots).