Homemade popcorn is cheap and easy to make, but you don't always want plain old air-popped corn. You might like some flavor added to your popcorn, such as butter, Parmesan cheese, or nutritional yeast.u003cbr/u003eu003cbr/u003eTo spice things up, you can use some of these popcorn toppings to give your homemade version a little extra oomph.