Peanut Brittle
["1 1/2 tsp. baking soda", "1 tsp. water", "1 tsp. vanilla", "1 1/2 c. sugar", "1 c. water", "1 c. light corn syrup", "3 Tbsp. butter or stick margarine", "1 lb. unsalted raw Spanish peanuts (3 cups)"]
["Heat oven to 200\u00b0.", "Grease 2 cookie sheets. 15 1/2 x 12 inches, with butter; keep warm in oven (keeping the cookie sheets warm allows the candy to be spread 1/4 inch thick without it setting up).", "Grease long metal spatula with butter; set aside."]
["baking soda", "water", "vanilla", "sugar", "water", "light corn syrup", "butter", "peanuts"]