Preparation Bring medium saucepan of water to boil over high heat. Add peaches; cook 30 seconds. Using slotted spoon, transfer peaches to bowl of cold water. Drain peaches. Peel and chop coarsely. Place peaches in large bowl. Mix in all remaining ingredients. (Can be made 4 hours ahead. Cover and chill.)
Preparation Bring medium saucepan of water to boil over high heat. Add peaches; cook 30 seconds. Using slotted spoon, transfer peaches to bowl of cold water. Drain peaches. Peel and chop coarsely. Place peaches in large bowl. Mix in all remaining ingredients. (Can be made 4 hours ahead. Cover and chill.)