Hard boil and peel eggs. Cook potatoes in boiling water until fork tender, drain reserve warm. Blanch Green Beans until bright green, drain, add to platter.
Arrange lettuce on a platter.
Cut 4 eggs in half, add to platter (reserve one for the dressing). Slice and add the potatoes, add green beans. Slice cherry tomatoes in half, add to platter. Add kalamata or nicoise olives, be sure to remove pits.
Season tuna with olive oil and fresh herbs, sear in a hot skillet for one minute on each side. Slice tuna and arrange on platter. Pour Dressing over salad.
Make Salad Dressing:
Place one hard boiled egg and two strips of bacon in food processor. Add capers, dijon mustard, garlic, vinegar, basil, salt and pepper. Process, add olive oil in a steady stream with the motor running, blend until dressing is smooth.