Caramel Corn
["1 c. margarine", "2 c. brown sugar (packed)", "1/2 c. white corn syrup", "1 tsp. salt", "1/2 tsp. baking soda", "1 tsp. vanilla", "3 pkg. microwave popcorn, popped or 1 1/2 c. popcorn, popped"]
["Melt margarine and stir in brown sugar, syrup and salt.", "Bring to a boil, stirring constantly.", "Continue cooking for 5 minutes without stirring.", "Heat low until just boiling.", "Remove from heat and stir in soda and vanilla."]
["margarine", "brown sugar", "white corn syrup", "salt", "baking soda", "vanilla", "microwave"]