Can You Use Regular Sugar Instead Of Powdered Sugar For Fudge?

Can You Use Regular Sugar Instead Of Powdered Sugar For Fudge? Can you use regular sugar instead of powdered sugar for fudge? Using confectioner’s sugar over granulated sugar yields a smoother, creamier fudge. Do NOT use all-natural peanut butter, this has a higher amount of oil in it and can cause the fudge to separate.