Chilled Italian Zucchini Appetizer by John Spottiswood

This is a fantastic recipe that I adapted from Marcella Hazen. She recommends serving this at room temperature, but I've had a similar broccoli appetizer at a great local Italian restaurant and they chill it, so I thought I would too. I think it would be great either way. If it's hot out, and a chilled appetizer would be nice, then…