Sour Beers: Bottoms Up, Pucker Up

Sour beers are the latest craze in craft beer

Sour beer styles are in. Here's a primer on what you need to know. Shutterstock

If my grandfather had pulled a beer from his fridge and found it sour, he would have dumped it down the sink or called for a refund.

But today, craft brewers are purposely producing a wide range of beers that may seem more akin to lemonade, yogurt, or wine than to your granddaddy’s lagers.