Pasta Salad with Tuna

• 4 oz (100 g) pasta shells
• 2 tablespoons oil and vinega

Add pasta shells to a saucepan of boiling salted water, bring back to the boil, then lower the heat and simmer for 8 minutes, or until pasta shells are just tender. Drain pasta and turn into a mixing bowl. Add the oil and vinegar dressing and turn pasta shells to coat them. Set aside for 30 minutes.

Halve, deseed and finely chop the green pepper. Snap celery stalks in half and pull apar