Rub tuna steaks with 2 tablespoons of olive oil, salt and pepper. Grill on BBQ or under broiler until done to your taste (3-4 minutes). Set aside to cool.

Prepare dressing in small bowl by whisking together vinegar, mustard, shallots, oil capers, salt and pepper

On plates, place 3 leaves butter lettuce and 1 tuna steak on 1/2 the plate.

In bowl, toss green beans with 1/3 dressing, places beans alongside tuna. Do the same with the potatoes.

Divide tomatoes, olives and egg among plates and arrange in groupings.

Drizzle remaining dressing over tuna and rest of salad. Season with salt and pepper.