Ghoulish Caramel Popcorn Balls

All of your ghouls and goblins will have fun finding all the sweet combinations you can make.

Ingredients
10-12 cups popped corn (microwave or store-bought works great!)
1/2 cup unsalted butter - diced
1 cup light brown sugar, packed
1/4 cup light corn syrup
1/2 teaspoon baking soda
1 teaspoon vanilla extract
Dash of salt
Your choice of mix-ins (candy corn, sprinkles, food coloring, etc.)

Directions
1. Lay a piece of parchment paper as a surface you can work on.
2. In a microwave safe bowl, combine butter, brown sugar and corn syrup and microwave for 1 minute. Remove from microwave and stir in vanilla and baking soda.
3. Put popcorn in a large mixing bowl. Pour the caramel mixture over the popcorn and stir until the popcorn is well coated.
4. Grease hands with butter and shape the popcorn balls. Incorporate any of your chosen mix-ins. Cover with plastic wrap and store in an airtight container.