You will need

2 chicken breasts with skin on (if you can get it) for chicken crackling

1 lemon, juiced

2 garlic cloves, crushed 100ml olive oil, plus about 4 tbsp for the dressing 250g sourdough bread 100g parmesan 4 anchovies in oil

1 tbsp mayonnaise

1 tsp Dijon mustard 2 Romaine lettuces