BOZEMAN UNDERGROUND

Montana's largest sour production.

BOZEMAN UNDERGROUND

Sour ~ Wild ~ Funky

Bozeman Brewing Co. has long had a sour obsession, and now we’re passing the fruits of our flavorful devotion on to you.

Beneath our feet, over 285 wine and whiskey barrels have been spending years creating the most innovative, complex, and satisfying sours in all of Montana. Today, they’re ready for you to enjoy. Small-batch recipes and limited releases mean one barrel at a time on tap and in bottles.

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Hopsour Dry Hopped American Sour w/Mango 2024

Hopsour Dry Hopped American Sour w/Mango 2024

Vieux Bois Lambic Inspired w/Raspberry & Cherry 2023

Vieux Bois Lambic Inspired w/Raspberry & Cherry 2023

Cranmaster Funk Brett Saison 2023

Cranmaster Funk Brett Saison 2023

Willie’s Whiskey Barrel Aged Amber 2023

Willie’s Whiskey Barrel Aged Amber 2023

Funkin Pumpkin 2023

Funkin Pumpkin 2023

Passionfruit Con Chile 2023

Passionfruit Con Chile 2023

Säuerlich Berliner Weisse 2023

Säuerlich Berliner Weisse 2023

Montana Breeze Sour Ale w/Cranberry & Grapefruit 2023

Montana Breeze Sour Ale w/Cranberry & Grapefruit 2023

Säuerlich Berliner Weisse w/Peach 2023

Säuerlich Berliner Weisse w/Peach 2023

Blood Orange Margarita Zesty Inspired Sour Ale 2023

Blood Orange Margarita Zesty Inspired Sour Ale 2023

Andsoit Gose w/Black Currant & Juniper 2023

Andsoit Gose w/Black Currant & Juniper 2023

Andsoit Gose Mango Cardamom 2023

Andsoit Gose Mango Cardamom 2023

Andsoit Gose Boysenberry 2023

Andsoit Gose Boysenberry 2023

Metamorphic Flanders Style Red Ale w/Black Currant 2023

Metamorphic Flanders Style Red Ale w/Black Currant 2023

Mountain Greyhound Grapefruit & Rosemary Sour 2023

Mountain Greyhound Grapefruit & Rosemary Sour 2023

Vieux Bois Gueuze Inspired #3 2023

Vieux Bois Gueuze Inspired #3 2023

Raspberry Margarita Zesty Inspired Sour Ale 2023

Raspberry Margarita Zesty Inspired Sour Ale 2023

Andsoit Gose Pineapple 2023

Andsoit Gose Pineapple 2023

Funky Fieldhand Brett Saison w/Grapefruit 2023

Funky Fieldhand Brett Saison w/Grapefruit 2023

Blueberry Mojito Zesty Inspired Sour Ale 2022

Blueberry Mojito Zesty Inspired Sour Ale 2022

Montaña Colada Sour 2022

Montaña Colada Sour 2022

Mango Con Chile 2022

Mango Con Chile 2022

Vieux Bois Lambic Inspired w/Blackberry 2022

Vieux Bois Lambic Inspired w/Blackberry 2022

Hopsour D. H. American Sour w/Guava 2022

Hopsour D. H. American Sour w/Guava 2022

Säuerlich Berliner Weisse w/Prickly Pear 2022

Säuerlich Berliner Weisse w/Prickly Pear 2022

Montana Breeze Sour Ale w/Cranberry & Grapefruit 2022

Montana Breeze Sour Ale w/Cranberry & Grapefruit 2022

Andsoit Gose w/Tangerine 2022

Andsoit Gose w/Tangerine 2022

Andsoit Gose w/Marionberry, Lemon & Ginger 2022

Andsoit Gose w/Marionberry, Lemon & Ginger 2022

Andsoit Gose w/Guava & Lime Zest 2022

Andsoit Gose w/Guava & Lime Zest 2022

Vieux Bois Lambic Inspired w/Raspberry 2022

Vieux Bois Lambic Inspired w/Raspberry 2022

Painkiller Colada 2022

Painkiller Colada 2022

Andsoit Gose w/Red Plum 2022

Andsoit Gose w/Red Plum 2022

Devil House Barrel Aged Black Sour 2022

Devil House Barrel Aged Black Sour 2022

Metamorphic Flanders Style Red w/Raspberry 2022

Metamorphic Flanders Style Red w/Raspberry 2022

Andsoit Gose w/Mango & Peach 2022

Andsoit Gose w/Mango & Peach 2022

Andsoit Gose Triple Citrus 2022

Andsoit Gose Triple Citrus 2022

Funky Fieldhand Brett Saison 2022

Funky Fieldhand Brett Saison 2022

Mountain Greyhound Grapefruit & Rosemary Sour 2022

Mountain Greyhound Grapefruit & Rosemary Sour 2022

Andsoit Gose w/Pomegranate & Orange 2021

Andsoit Gose w/Pomegranate & Orange 2021

Raspberry Margarita Zesty Inspired Sour Ale 2021

Raspberry Margarita Zesty Inspired Sour Ale 2021

Vieux Bois Lambic Inspired w/Cranberry and Raspberry 2021

Vieux Bois Lambic Inspired w/Cranberry and Raspberry 2021

Passion Fruit Con Chile 2021

Passion Fruit Con Chile 2021

Vieux Bois Lambic Inspired w/Raspberry and Cherry 2021

Vieux Bois Lambic Inspired w/Raspberry and Cherry 2021

Andsoit Gose Triple Berry 2021

Andsoit Gose Triple Berry 2021

Blueberry Mojito Zesty Inspired Sour Ale 2021

Blueberry Mojito Zesty Inspired Sour Ale 2021

Andsoit Gose w/Pear & Ginger 2021

Andsoit Gose w/Pear & Ginger 2021

Hopsour D. H. American Sour w/Guava 2021

Hopsour D. H. American Sour w/Guava 2021

Andsoit Gose w/Strawberry & Blueberry 2021

Andsoit Gose w/Strawberry & Blueberry 2021

Papaya Con Chile 2021

Papaya Con Chile 2021

Andsoit Gose Tropical 2021

Andsoit Gose Tropical 2021

Andsoit Gose w/Blood Orange 2021

Andsoit Gose w/Blood Orange 2021

Andsoit Gose w/Peach 2021

Andsoit Gose w/Peach 2021

Funky Virtue Brett Tripel 2021

Funky Virtue Brett Tripel 2021

Sprig & Spritz Barrel Aged Gose w/Gin Botanicals 2021

Sprig & Spritz Barrel Aged Gose w/Gin Botanicals 2021

Rhubarbebier Barrel Aged Berliner Weisse w/Rhubarb & Raspberry 2021

Rhubarbebier Barrel Aged Berliner Weisse w/Rhubarb & Raspberry 2021

Montaña Colada Sour 2021

Montaña Colada Sour 2021

Andsoit Gose w/Raspberry & Blueberry 2021

Andsoit Gose w/Raspberry & Blueberry 2021

“Cherry On” Brett Sour 2021

“Cherry On” Brett Sour 2021

Montana Breeze Sour Ale w/Cranberry & Grapefruit 2020

Montana Breeze Sour Ale w/Cranberry & Grapefruit 2020

Westland Whiskey B.A. Metamorphic Flanders Style Red w/Cherry 2020

Westland Whiskey B.A. Metamorphic Flanders Style Red w/Cherry 2020

Vieux Bois Lambic Inspired w/Apricot 2020

Vieux Bois Lambic Inspired w/Apricot 2020

Vieux Bois Lambic Inspired w/Plum 2020

Vieux Bois Lambic Inspired w/Plum 2020

Mango Con Chile 2020

Mango Con Chile 2020

Andsoit Gose w/Blackberry 2020

Andsoit Gose w/Blackberry 2020

Funky Peachadelic Brett Tripel 2020

Funky Peachadelic Brett Tripel 2020

Säuerlich Berliner Weisse w/Mango 2020

Säuerlich Berliner Weisse w/Mango 2020

Hopsour D.H. American Sour 2020

Hopsour D.H. American Sour 2020

Andsoit Gose w/Red Currant 2020

Andsoit Gose w/Red Currant 2020

Vieux Bois Lambic Inspired w/Raspberry & Cherry 2020

Vieux Bois Lambic Inspired w/Raspberry & Cherry 2020

Funky Virtue Brett Tripel 2019

Funky Virtue Brett Tripel 2019

Sprig & Spritz Barrel Aged Gose w/Gin Botanicals 2019

Sprig & Spritz Barrel Aged Gose w/Gin Botanicals 2019

Cranmaster Funk Brett Saison 2019

Cranmaster Funk Brett Saison 2019

Metamorphic Flanders Style Red w/Cherry 2019

Metamorphic Flanders Style Red w/Cherry 2019

Andsoit Gose w/Black Currant, Raspberry, and Cherry 2019

Andsoit Gose w/Black Currant, Raspberry, and Cherry 2019

Andsoit Gose w/Apricot 2019

Andsoit Gose w/Apricot 2019

Westland Whiskey B.A. Metamorphic Flanders Style Red w/Raspberry & Cherry 2019

Westland Whiskey B.A. Metamorphic Flanders Style Red w/Raspberry & Cherry 2019

Andsoit Gose w/Ginger 2019

Andsoit Gose w/Ginger 2019

Andsoit Gose w/Tangerine 2019

Andsoit Gose w/Tangerine 2019

Metamorphic Flanders Style Red w/Raspberry 2019

Metamorphic Flanders Style Red w/Raspberry 2019

Hopsour D.H. American Sour 2019

Hopsour D.H. American Sour 2019

Andsoit Gose Black 2019

Andsoit Gose Black 2019

Andsoit Gose w/Plum 2019

Andsoit Gose w/Plum 2019

Variation Barrel Aged Wild Gose w/Apricot 2019

Variation Barrel Aged Wild Gose w/Apricot 2019

Vieux Bois Gueuze Inspired #1 2019

Vieux Bois Gueuze Inspired #1 2019

Vieux Bois Gueuze Inspired #2 2019

Vieux Bois Gueuze Inspired #2 2019

Vieux Bois Lambic Inspired w/Raspberry & Cherry 2018

Vieux Bois Lambic Inspired w/Raspberry & Cherry 2018

Vieux Bois Lambic Inspired w/Apricot 2018

Vieux Bois Lambic Inspired w/Apricot 2018

Andsoit Gose w/Black Currant 2018

Andsoit Gose w/Black Currant 2018