Black Walnut Fudge
["2 c. sugar", "1 c. sour cream", "1/2 c. black walnuts", "1/2 tsp. salt", "2 Tbsp. butter"]
["Boil to soft ball stage the sugar, salt and sour cream.", "Add butter and black walnuts.", "Cool at room temperature, without stirring, until lukewarm (110\u00b0).", "Beat until loses its gloss.", "Add nuts.", "Spread in buttered 8 x 8 x 2-inch pan.", "Cut into pieces."]
["sugar", "sour cream", "black walnuts", "salt", "butter"]