Ingredients:

2 tbls yogurt
1 tbls mayonnaise
1 small red onion, finely chopped
3-4 radishes, finely chopped
2 tins Compass tuna fillet (as desired), drained
Lemon juice, to taste
Salt and pepper, to taste
The skin of 1 lemon
2 cucumbers

Method of preparation:

1. In a big bowl, mix the yogurt, mayonnaise, onion and radishes.
2. Add the tuna, cut into small pieces (add as much as you desire).
3. Dress with lemon juice, the grated skin of a lemon, salt and pepper.
4. Wash and slice the cucumbers in thick slices. Scoop slightly one side of the slice with a small spoon.
5. Fill the slices of cucumber with the mixture, and serve immediately. Sprinkle some olive oil, fresh spices and slices of lemon.