Step 1

Dressing: Shake ingredients in a jar.

Step 2

Cook ptoatoes: Boil potatoes until tender. Drain and leave to fully cool. Slice into halves.

Step 3

Blanch beans: Boil green beans until tender or done to your liking. Drain and refresh under cold running water to quickly cool. Drain, pat well to dry.

Step 4

Arrange the cos leaves on a large, wide plate.

Step 5

Scatter and layer the remaining ingredients artfully around the plate, finishing with the eggs, olives and chunks of tuna. Drizzle with dressing over and serve!