Fudge has a reputation for being a finicky, fussy sweet to make at home, and while that's certainly true when it comes to classic recipes, this exceptionally easy cotton candy version breaks the mold.

Spray an 8-inch-square pan with nonstick cooking spray. Fill a large saucepan with about an inch of water; set a large heatproof mixing bowl on top, and add the sweetened condensed milk and white ...