Preparation Steam potatoes just until tender, about 10 minutes. Transfer potatoes to large bowl. Add oil to potatoes and toss to coat. Mix in onion, bell pepper, lemon juice, oregano, mint, salt and pepper. (Can be made 4 hours ahead. Cover; chill. Let stand at room temperature 1 hour before serving.)
Preparation Steam potatoes just until tender, about 10 minutes. Transfer potatoes to large bowl. Add oil to potatoes and toss to coat. Mix in onion, bell pepper, lemon juice, oregano, mint, salt and pepper. (Can be made 4 hours ahead. Cover; chill. Let stand at room temperature 1 hour before serving.)