How can I make popcorn with butter for a movie night snack?

To make popcorn with butter for a movie night snack, first pop the popcorn kernels in a pot or using a popcorn maker. Melt butter in a separate pan or microwave. Pour the melted butter over the popped popcorn and toss to coat evenly. Add salt or other seasonings if desired. Enjoy your buttery popcorn while watching your movie!