BEST SUSTAINABILITY INITIATIVE

Miller Park executive chef Seth VanderLaan with the ballpark’s biodigester. (Courtesy Delaware North Sportservice)

When Delaware North Sportservice installed a new BioHiTech Global biodigester at the Milwaukee Brewers’ Miller Park for the start of this year’s Major Legue Baseball season, Seth VanderLaan figured it might be used a couple of times a week.

As the regular season drew to a close, VanderLaan, Delaware North executive chef at the ballpar...