Prepare all the ingredients. Pat dry the prawns.
Peel and thinly slice the garlic.
Peel the ginger and cut into 2-3 slices.
Peel off a strip of lemon zest. Halve the fruit and squeeze half the juice.
Wash the chillies and cut into rings.
Heat 3-4 tbsp oil in a pan. Add the garlic, ginger, lemon zest and hot chilli. Fry briefly and remove from the heat. Add 2 tbsp lemon juice and set aside.
Pour the remaining oil into a hot pan and saute the prawns over a medium heat for 2-3 minutes.
Turn and cook until done.
Season with salt and arrange on a warm bowl or plate. Season with the aromatic garlic-lemon oil and serve.