Ingredients
Preserved lemon mayonnaise
Method
Main
1.Season prawns to taste with sea salt and ground black pepper and form into 8 patties.
2.For mayonnaise, process egg yolk, juice and mustard in a food processor until pale and frothy, then add oil in a thin steady stream until combined. Add lemon, stir and season to taste.
3.Heat oil in a frying pan and cook patties over medium heat for 2 minutes each side or until just cooked. Spread rolls with butter, top with lettuce, patties, mayonnaise and serve.