Put prawns in a bowl and season with salt and pepper. Mix well and set aside.
Cut garlic, chillies, onions and bell pepper into thin slices.
Coat the seasoned prawns with the corn starch. Coat the prawns well and toss the excess flour out before frying.
Heat the oil into high heat about 350 F. Add the coated prawns and deep fry for 2-3 mins till the prawns get crispy. Remove from oil and set aside on cooling rack.
Heat a pan, drizzle 1 tbsp of oil. Add the garlic slices and stir for few seconds, then add the onions and peppers. Stir well. ( Add ½ Tsp of chicken powder if you want to taste exactly like a restaurant.)
Add the fried prawns , sprinkle salt, pepper and chinese five spices. Toss well to combine all ingredients with medium high heat for 1 min.
Crispy Aromatic Salt and Pepper Prawns are ready! Serve immediately!