Mom'S Caramel Popcorn Balls
["2 c. brown sugar", "2 c. white sugar", "2 c. milk", "1 c. Karo syrup", "1 tsp. salt", "1 tsp. vanilla", "2 Tbsp. butter (optional)", "1 dish pan full of popped corn"]
["Pop about 1 1/2 or 2 cups of popcorn.", "Separate the popped kernels from the unpopped."]
["brown sugar", "white sugar", "milk", "syrup", "salt", "vanilla", "butter", "dish pan full"]