, Skip to content Menu Menu How to Brew Brew Science Buying Guides About Me Quadruple IPA â Our Guide to These Heavy , Rich Beers Published on : January 20, 2023 by David Healey Forever trying to push the boundaries of craft beer styles , active craft brewers have been attempting to brew the biggest and most extreme beers in recent . years Whether it’s a more adjunct , boozier stout , a more heavy-in-fruit sour beer , or more hopped-up IPAs , the trend shows no sign of slowing . down Double IPAs , also known as Imperial IPAs , have become the norm for many craft breweries over the last couple of decades or . so In fact , the first Imperial IPA of the US craft beer scene can actually be traced back to the mid-90s and the now-defunct Blind Pig Brewery . Their Double IPA was later to become