Caramel Popcorn
["4 qt. freshly popped corn", "1 c. firmly packed light brown sugar", "1/2 c. margarine", "1/2 c. corn syrup", "1/2 tsp. salt", "1/2 tsp. vanilla", "1/2 tsp. baking soda"]
["Spread\tpopcorn in a large, shallow roasting pan.", "Stir sugar, margarine, corn syrup and salt.", "Cook over medium heat until mixture", "boils.", "Continue", "cooking, without stirring, 5 minutes. Stir", "in", "vanilla", "and baking soda.", "Pour corn syrup mixture over popcorn.", "Bake at 250\u00b0, uncovered, 1 hour.\tBreak apart and cool."]
["freshly popped corn", "brown sugar", "margarine", "corn syrup", "salt", "vanilla", "baking soda"]