2 c. light brown sugar
1/2 c. Karo white syrup
2 sticks butter

Mix together. Cook 5 minutes after all ingredients have melted. Remove from heat. Mix well and add, 1/2 teaspoon salt and pinch cream of tartar. Mix well. Pour into approximately 2 gallons popped corn. Spread into pans. Bake in a 200 degree oven for 2 hours. Stir every 15 minutes.