Clean the prawn.

Heat oil. Add yellow onion, garlic and half of chopped spring onion and cook until fragrant (onion turns translucent).

Add soy sauce, Worcestershire sauce, sweet soy sauce, salt, pepper, sugar and water. Adjust the taste.

Add the prawn, stir and cook until the prawn have cooked through.

Garnish with the leftover spring onion. Ready to serve.