For the skewers
- 450 g Irish sirloin steak, diced
- 4 shallots, cut into quarters
- 2 courgettes, chopped
- 2 red peppers, chopped
- olive oil
- balsamic or wine vinegar
- salt and freshly-ground black pepper
For the tomato and tarragon dressing
- 3 tbsp oil
- 1 tbsp wine vinegar
- 3 tbsp tomato ketchup
- 2 tbsp Worcestershire sauce
- few drops of Tabasco sauce
- 4 shallots, finely chopped
- handful of tarragon, chopped
- salt and freshly-ground black pepper
To serve
- baby new potatoes, boiled or steamed