Charlie'S Peanut Brittle
["1 1/2 tsp. soda", "1 tsp. water", "1 tsp. vanilla", "1 1/2 c. sugar", "1 c. water", "1 c. light corn syrup", "3 Tbsp. butter or margarine", "1 lb. shelled raw peanuts"]
["Butter 2 baking sheets, each 15 1/2 x 12 inches; keep warm. Combine soda, 1 teaspoon water and the vanilla; set aside."]
["soda", "water", "vanilla", "sugar", "water", "light corn syrup", "butter", "peanuts"]