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Alcoholic drinks from northern Aukštaitija, Lithuania
Keptinis alus (Lithuanian baked beer)keptinis alus
Keptinis is a Lithuanian farmhouse beer whose mash is baked in a bread oven before brewing. Malt is mixed with hot water, packed into pans or boxes and baked for hours until crusted and caramelised, then broken up, soaked, hopped and fermented. The Jūžintai tradition was entered in Lithuania's national intangible heritage inventory in 2017.
No fixed amounts recordedNo fixed recipe; farmhouse brewers work by eye.
barley malt (sometimes rye; oats in some recipes)
water
hops
straw (as a filter bed)
Starter
yeast (optional in some accounts)
Total time across the recorded steps: 4 h
Start
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What changes:Barley sprouts, then dries and is ground to malt meal
Step 1 of 5
Malt the barley and grind it
Time
Not documented
Temperature
Not documented
Salt
None given
Acidity
Not documented
Output: malt meal.
Flavour
Not documented
Texture
Not documented
Colour
Not documented
Microbes at work in this step
Not documented for this step.
Method
Measured measured in a studySet fixed by a specification or tested recipeReported one source reports itTypical a general value, not sourced for this fermentUnconfirmed not yet checked against a source
At a glance
Keptinis is a Lithuanian farmhouse beer whose mash is baked in a bread oven before brewing. Malt is mixed with hot water, packed into pans or boxes and baked for hours until crusted and caramelised, then broken up, soaked, hopped and fermented. The Jūžintai tradition was entered in Lithuania's national intangible heritage inventory in 2017. Made in 5 steps over 4 h. The longest step, bake the mash in a bread oven, takes 3 h (Garshol L.M. 2025) and runs at 280–300 °C (Řehorská et al. 2025).
French accountBarley, oats and rye with straw or hay made into balls, baked, broken into boiling water with hops and linden leaves; yeast optional (fr Wikipedia).
About 1686, a Radziwiłł cook's notebook is said to describe it (lt Wikipedia). "Keptinis beer of Jūžintai area" was entered in Lithuania's Intangible Cultural Heritage Inventory in 2017, submitted by the Jūžintai Village Community.
[s1] Wikipedia (lt), 'Keptinis alus'; (fr) 'Keptinis alus' (outline only)wiki
[s2] Matucheski M. 1994, 'Keptinis alus, Lithuanian baked beer', Zymurgy special issue 14 (cited by fr Wikipedia; not opened)other