If the popcorn is homemade and not buttered from the bag, add a fat when the popcorn is still hot to help the spices adhere. I recommend melted butter or a neutral oil like avocado or coconut oil. u003cbr/u003eu003cbr/u003eToss the popcorn in the butter immediately after popping and then toss immediately in the spices. The spices adhere best when the popcorn kernels are hot.