1.Place noodles in a large heatproof bowl, cover with boiling water; stand until tender, drain.
2.Combine beef and half the chilli jam in a medium bowl. Stir-fry beef, in batches, in an oiled wok over high heat until browned; remove from wok.
3.Add capsicum to wok; stir-fry for 1 minute or until tender. Return beef to wok with noodles, peas, the water and remaining chilli jam; stir-fry until hot. Season to taste; serve sprinkled with Thai basil.
Use sweet basil if Thai basil is unavailable. Thai chilli jam is a combination of garlic, shallots, chilli, tomato paste, fish sauce, galangal, spices and shrimp paste. It is sold under various names, and can be found in the Asian food section of most supermarkets.