Step 1

Place noodles in large heatproof bowl, cover with boiling water; separate with fork, drain.

Step 2

Heat oil in wok; stir-fry onion, lemon grass, ginger and garlic until onion softens. Add mince; stir-fry until browned. Add curry paste; stir-fry until fragrant. Add juice, sauce and sugar; stir-fry 1 minute.

Step 3

Add noodles to wok with water chestnuts and half the basil; stir-fry until hot, season to taste. Serve noodles sprinkled with remaining basil.