Sugar Free Peanut Butter Fudge is a rich, creamy peanut butter fudge topped with sugar free chocolate chips make this fudge feel so naughty, but it's guilt free! A small square is all it will take to satisfy the sweet tooth. Low Carb & Keto Friendly for those who allow peanut butter into their diet. It is best to choose an all natural type of peanut butter.