1 c  Sugar
1/2 c  Corn syrup
1/4 c  Water
1/2 c  Butter (no substitutes)
1 1/2 c  Black walnuts
1/2 ts Baking soda

In a saucepan, cook sugar, corn syrup and water until sugar dissolves and
mixture comes to a boil. Add butter; cook until mixture reaches 280F on a
candy thermometer. Stir in walnuts; cook until 300F (hard crack stage).
Remove from the heat and stir in baking soda. Spread immediately into a
greased 15x10x1-inch baking pan. When cool, break into pieces. Yield; 1 1/4
pounds.