Little Gem lettuce
1 slice beef tomato
2 tbsp freshly chopped dill
1 gherkin, finely chopped
½ small red onion, finely chopped
1 tbsp tomato ketchup
2 tbsp mayonnaise
ground black pepper
1 level tsp salt
1 slice mature cheddar
2 slices smoked streaky bacon, cooked
225²µâ€“250²µ/8–9´Ç³ú beef mince, 15% fat
1 brioche burger bun (cut side toasted)