Preheat broiler with oven rack in top position. Cut peppers in half; discard seeds and stems. Place bell peppers, cut side down, on an aluminum foil-lined baking sheet. Broil 10 minutes or until well charred. Cover pan tightly with foil; let stand 10 minutes. Uncover peppers; remove and discard skins. Chop peppers; place in a medium bowl. Place potatoes in a medium saucepan. Cover with water by 3 inches; bring to a boil. Reduce heat to medium; cook 5 minutes or until al dente. Add whole eggs; cook 10 minutes or until potatoes are tender. Drain potatoes; plunge eggs into ice water. Let eggs stand 10 minutes. Add green onions and remaining ingredients to bell peppers; stir to combine. Peel cooked eggs; chop. Add potatoes to bell pepper mixture; toss to coat. Add eggs to potato mixture; stir gently to combine.