THAT Knotty Nut Brown Ale At Cottonwood, At Pine, In Cans THAT Knotty Nut Brown Ale Nut Brown Ale brewed with locally sourced Pinecones. Sarsaparilla and nuts flavors will say hello first and then it finishes dry with flavors of caramel and roasted creme brûlée. (6.5% ABV, 35 IBU).