Cook potatoes in a large pan of boiling, salted water for 35 minutes or until tender. Drain and when cool enough to handle, peel potatoes. Cool completely, then cut into 4cm pieces

Place potatoes, capsicum, onions and parsley in a large bowl. Whisk together oil and vinegar and add to potato mixture. Season with salt and pepper, and toss gently to combine. Scatter over dill to serve