1 cos lettuce, washed, dried, and torn into pieces
1 large garlic clove, peeled and crushed
1 tbsp lime juice
4-5 anchovy fillets, chopped
2 tsp Worcestershire sauce
freshly ground black pepper
3 tbsp olive oil, plus a little extra for frying
2 thick slices of white bread, crusts removed, cubed
1 large free-range egg
25g/1oz parmesan cheese, coarsely grated