Here is a fat-free recipe, not baked:

Caramel Popcorn FF
From "The Nutri-System Flavor Set-Point Weight-Loss Cookbook," p. 284)

1/2 c. raw popping corn
5 ounces water
2 T. brown sugar

1. Pop corn with hot air or microwave popper.

2. In 1 1/2 qt. saucepan, bring sugar and water to a boil. Reduce to a simmer and cook for 10 minutes or until mixture thickens. Remove from heat immediately and quickly pour over popcorn, stirring continuously.

Yield: 11 cups.

Hope this gives you some idea of the latitude you have regarding fat. Janet

1 cup: 39 cal, 1 g protein, 0.4 gr fat; exchanges: 1/2 starch