For the burgers
- 500g round Irish steak, trimmed and coarsely chopped
- 2 tbsp finely grated onion
- 1 tbsp Dijon mustard
- handful of fresh coriander leaves, plus extra to garnish
- 1 tbsp olive oil
- 6 small soft multi-seed white rolls
- 3 tbsp mayonnaise
- 1 little gem lettuce, broken into leaves
- 3 ripe tomatoes, sliced
- 1 small red onion, finely sliced
- Salt and freshly-ground black pepper
For the guacamole
- 1 ripe avocado
- 1 small garlic clove, crushed
- 1 tbsp fresh lime juice
- 1 tomato peeled, seeded and chopped
- few drops Tabasco sauce
- sea salt and freshly-ground black pepper