- 2 Little Gem lettuces
- 8 Plum tomatoes
- 1 small red onion peeled and very finely sliced
- 1 tsp Dijon mustard
- 2 tbsp white wine or malt vinegar
- 6 tbsp olive oil
- 55g grated Mozzarella cheese
- Freshly milled black pepper
Cut the lettuce heads into 3 or 4 wedges, then the same with the tomatoes.
Mix the sliced red onion in a bowl with the mustard and vinegar, then add to the lettuce and tomatoes.
Pour over the olive oil in a thin stream and mix well.
Finally add the grated cheese, lightly mix and season well with salt and pepper.