A little salty and plenty of white chocolate sweet, these no bake bars are a great no-bake make ahead treat!
Place the butter in a very large microwave-safe bowl and microwave for 30 seconds or until melted. Add 11 ounces of the white chocolate, ¼ teaspoon table salt and all the marshmallows. Stir to coat and microwave for 1 – 1 1/2 minutes. Stirring every 30 seconds until melted.
MAKE AHEAD NOTE: Store in a tightly sealed container at room temperature for up to 1 day.