2 cups sugar
1/2 cup water
1 1/2 tsp. butter
2 tsp. baking soda
1 cup Karo syrup
2 cups raw Spanish peanuts
1 1/2 tsp. vanilla

Butter a 26 - 28 inch piece heavy duty aluminum foil. In a large sauce pan, combine sugar, syrup and water. Bring to a boil (238°F) and add peanuts. Stir until brittle stage (300 -305°F). Turn off heat. Add butter and stir. Add vanilla and stir. Add baking soda and stir quickly and pour onto foil --- spread very thinly. Allow to cool and break into pieces.