Mediterranean Oily Fish Salad Cup

Juice one grapefruit, and segment the other with a sharp knife.

Prepare a French dressing by combining the grapefruit juice with olive oil, salt and pepper.

Mix the avocado, cucumber, pepper, tomatoes, grapefruit, onion and olives in a bowl. Add the dressing and mix together well. Leave in a cool place, covered with cling film for 10 minutes.