you can purchase drip machines that make single servings. I use aeropress with a steel filter, which makes a single cup and produces no waste. It does take a l

you can purchase drip machines that make single servings. I use aeropress with a steel filter, which makes a single cup and produces no waste. It does take a little more effort than popping a kcup in a machine, but not so much to deter me from making coffee.