Caramel Popcorn
["7 to 8 qt. popped corn", "1 c. brown sugar", "1 c. margarine", "1 tsp. salt", "3/4 c. white sugar", "3/4 tsp. baking soda"]
["Boil all ingredients, except corn and soda for 5 minutes, mixing well and stirring occasionally.", "Remove from heat and add soda. Stir quickly.", "Pour over popped corn."]
["corn", "brown sugar", "margarine", "salt", "white sugar", "baking soda"]