Walleye Run Malted Rye Single Barrel Cask Strength Nose: Heavy notes of butterscotch, caramelized sugar, and "frosted sugar cookie," with hints of green tea, raspberry, and toasted pecans. Palate: Layers of honey, peach, dried pineapple, and dark chocolate, often described as having a "malt balls" or "grape soda" quality. Finish: A long, viscous finish featuring lingering rye spice, mint, and toasted oak. NOTES: Walleye Run Malted Rye Single Barrel Cask Strength is a high-proof, limited-edition whiskey from New Holland Brewing (Michigan). Often described as a "dessert rye," it is notable for its unique 51% malted rye and 49% malted barley mash bill and its pot-distilled, "sweet mash" production process.