Mike Keuhler is the Owner of Denver Cheese Shop 'So Damn Gouda'

Mike Keuhler (pronounced "Keuhler") is the proprietor of Denver cheese shop So Damn Gouda. He joins us to answer some listener "I've Been Wondering" questions about cheese, such as "Why are there holes in Swiss cheese?" and "How is blue cheese made and are there more and less expensive ways to make it?"