Chop a 5cm piece of cucumber, 1 tomato, ½ green pepper and ½ small red onion. Mix together with 5 olives, ½ small can tuna in water (drained) and drizzle with white wine vinegar. Make a tzatziki dip: Grate a 5cm piece of cucumber and squeeze to remove the excess water. Crush 1 clove garlic. Mix 125g Activia Natural Yogurt with the grated cucumber, crushed garlic, lemon juice to taste and black pepper. Serve with 2 thick slices wholegrain bread. Plus a bowl of fruit salad made from 2 handfuls each of blueberries and raspberries and 1 orange.