Peanut Butter Fudge
["2 c. Domino sugar", "2/3 c. whole milk (if using 2%, add 1 Tbsp. butter)", "1 c. marshmallow cream or 1 1/2 c. small marshmallows", "2/3 c. creamy peanut butter", "1 tsp. vanilla extract (optional)"]
["In a heavy kettle, bring sugar and milk to a boil after mixing well.", "Let boil to soft ball stage (about 5 minutes).", "Do not stir.", "Remove from heat; add marshmallow and creamy peanut butter.", "Can add vanilla (optional).", "Mix well and pour into a buttered 8 x 8-inch pan."]
["Domino sugar", "milk", "marshmallow cream", "peanut butter", "vanilla"]