01 -
Line a 9x13-inch pan with parchment paper.
02 -
In a large, heavy saucepan over medium heat, mix sugar, butter, and evaporated milk.
03 -
Bring the mixture to a boil and leave on heat until it registers 234°F on a candy thermometer, approximately 5 minutes.
04 -
Remove from heat and stir in caramel bits until thoroughly combined.
05 -
Beat in marshmallow fluff, vanilla extract, and sea salt.
06 -
Transfer the mixture to the prepared pan, sprinkle with additional sea salt, and let cool for 2 hours before cutting.