Preparation Combine first 4 ingredients in small bowl. Gradually whisk in oil. Season dressing to taste with salt and pepper. Cut hearts of palm on diagonal into 1/2-inch-thick slices. Place in large bowl. Add ham and olives. Toss with enough dressing to coat generously. Arrange lettuce leaves on plates. Spoon salad atop lettuce and serve.
Preparation Combine first 4 ingredients in small bowl. Gradually whisk in oil. Season dressing to taste with salt and pepper. Cut hearts of palm on diagonal into 1/2-inch-thick slices. Place in large bowl. Add ham and olives. Toss with enough dressing to coat generously. Arrange lettuce leaves on plates. Spoon salad atop lettuce and serve.