Tuna Salad Sandwich

1 can white tuna (drained and flaked)
3 celery sticks (finely diced)
½ red or green capsicum (diced finely)
¼ cup sweet relish
½ cup or less Thousand Island Dressing
2 large boiled egg (thinly sliced)
¼ tsp salt
Black pepper to taste
For Assembling:
4 Grande Italian sandwich rolls
Tomato slices
4 lettuce leaves