Inspiring vegetarian recipes
Try our vibrant veggie dishes, from meat-free lasagne to vegetable curry and vegetarian chilli
Bring a pan of salted water to the boil. Add the potatoes and cook until tender, about 8-10 minutes. While the potatoes are cooking, whisk the mustard, vinegar and 2 tbsp oil in a bowl, stir in the spring onions and season. Scoop the potatoes out with a slotted spoon and drain, halve any large ones then mix with the dressing while warm.
Add the beans to the boiling water and cook for 3 minutes. Drain well, add to the dressing bowl, then toss everything together.
Rub the tuna with olive oil and season well. Heat a griddle pan to hot then sear the tuna for 2 minutes on each side.
Mix the tomatoes into the salad and divide between 2 plates. Top with the tuna.