Place the potatoes in a large pot with salted water to cover. Simmer until the potatoes are tender, about 20 minutes. Remove the potatoes and let cool.
Bring the water back to the simmer. Add the beans and cook until tender, about 5 minutes. Drain and cool.
In a jar with a tight-fitting lid, combine the oil, vinegar, Amore Herb Paste and Garlic Paste, add salt and pepper to taste. Cover and shake until blended.
Toss the green beans with one third of the dressing and arrange them on a platter.
Peel and slice the potatoes. Toss the potatoes with one third of the dressing and salt to taste. Place the potatoes on top of the beans.
Arrange the eggs and tomatoes around the vegetables. Break the tuna into chunks and place on top. Drizzle with the remaining dressing and serve.