New Glarus Brewing Co. is set to go wild with its newest beer.

The New Glarus, Wi.-based brewery will be releasing R&D Wild Bitter, a 10 percent ABV IPA that was brewed in May 2014 and incorporates Wisconsin malts as well as Yakima citra and sterling hops before being aged for nine months in its Wild Fruit Cave. The beer was then dry-hopped with Slovenian Savinjski hops, followed by “spontaneous secondary fermentation and a final third fermentation in the bottle.”

New Glarus New Glarus R&D Wild Bitter

Wild Bitter will be the first of four different releases in the brewery’s R&D series this year, with the second beer coming June 11. The third release will be on August 6 and the final beer will be released on October 8. New Glarus is not releasing any other information on the final three beers at this time.

According to the a press release, R&D Wild Bitter will be packaged in 500ml bottles and will be available at the brewery starting on May 7, with a two bottle per person per day limit.