Caramel Popcorn
["1 c. butter (2 sticks)", "2 c. light brown sugar (1 box)", "1/2 c. light corn syrup", "1 tsp. salt", "1/2 tsp. baking soda", "1 tsp. vanilla", "6 qt. popped popcorn"]
["Melt butter.", "Stir in sugar, syrup and salt on medium-high heat; bring to a boil, stirring constantly.", "Boil without stirring for 5 minutes.", "Then remove from heat, stir in soda and vanilla. Put popcorn in large baking pan.", "Pour caramel over corn and mix. Turn into shallow pan and bake at 250\u00b0 for 1 hour, stirring every 15 minutes.", "Take out and spread on wax paper until cool."]
["butter", "light brown sugar", "light corn syrup", "salt", "baking soda", "vanilla", "popcorn"]