Presoak rice noodles ( 1 bag ) in water for 30 minutes ( until soft ) . Drain the noodles and keep aside . HEAT 2 Tbsp . vegetable oil in a frying pan . Stir-fry sliced chicken breast then crack in egg . Stir well until cooked . Add noodles then tamarind sauce ( 1 bag ) . Continue to stir-fry for another 5 minutes . Place to a serving dish . Garnish with bean sprouds and lemon wedges .