1. Preheat oven to 250ºF.
2. Mix brown sugar, margarine and syrup in a large pan and cook for 5 minutes.
3. Add baking soda and stir.
4. Pour over popped corn and mix well.
5. Pour into a cake or jelly-roll
pan.
6. Bake for a good half hour.
7. Stir Occasionally.
The way I would check to see if I wanted to take it out(I like it crispy) was to take some out of the oven like a spoon
full and let it cool.....blow on it...lol.....if it was not sticky then it was done!