Zach Dinicola operates Mr. Mixer, a five-person KitchenAid mixer repair business, out of Augusta. Here he stands in the entrance to his repair shop. The mixers behind him are all used and repaired.

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Rebecca Firkser My stand-mixer woes started when I was kneading dinner rolls.

It’s a dreadful universal truth that expensive appliances, while expected to last a lifetime, will probably break down sooner than you expect. Zach Dinicola — or Mr. Mixer, as he’s better known online ...