Quarter the baby potatoes and boil until fork tender.
Blanch the green beans until tender-crisp, then set aside.
Boil the eggs, then halve them.
Prepare the tomatoes, cucumbers, olives, lobster meat, chives, and dill.
Layer the mesclun salad mix, potatoes, green beans, tomatoes, cucumbers, eggs, Kalamata olives, and lobster meat onto a large platter.
Drizzle the salad lightly with olive oil.
Add the sherry vinegar, walnut oil or olive oil, shallot, Dijon mustard, tarragon, maple syrup, and salt to a blender.
Blend until smooth.
Pour the vinaigrette generously over the salad.
Finish with chives and dill before serving.