Old Fashioned Peanut Butter Fudge
["3 c. sugar", "3/4 c. milk", "3 Tbsp. butter", "1/2 tsp. salt", "1 tsp. vanilla", "16 oz. jar peanut butter"]
["Put sugar into heavy 3-quart pan. Add milk.", "Stir until thoroughly mixed over medium heat.", "Keep mixing until mixture bubbles.", "Cook to a soft ball stage.", "Remove from heat and add other ingredients.", "Beat with wooden spoon until gloss is gone. Pour into a 9 x 13-inch pan. Cool and cut."]
["sugar", "milk", "butter", "salt", "vanilla", "peanut butter"]