When the coffee you brew starts to taste bitter and funky, it's time to give your coffee machine a little extra love.

SEE ALSO: The 10 best reusable coffee cups in the UK "I'm so sorry, I forgot to wash it out!" I said to the barista. "Oh, don't worry, I've seen far worse," she reassured me. My face puce with ...

“I liked its clean and natural taste," he said. For the Best of Panama cup he sells at his shop, he offers both a natural and a washed coffee. "The complexity of these coffees is so high,” he ...