Question: how many calories in unpopped popcorn kernels?
Answer: The unpopped popcorn has 170 calories. two tablespoons of unpopped popcorn makes 4.5 cups of popped popcorn. One cup of popped corn has 30 calories, but if you multiply that by 4.5, you'll find that two tablespoons of unpopped kernels actually makes 135 calories because it pops 4.5 cups.