Set oven control at broil and/or 550Â°.
Place peach halves cut side up in ungreased baking pan, 8x 8x2 inches; sprinkle with 2 tablespoons brown sugar.
Broil peaches 5 inches from heat 2 to 3 minutes or until light brown.
Mix remaining ingredients except ice cream; spoon onto peaches.
Broil about 1 minute longer or until mixture is bubbly and brown.
Serve with ice cream.