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DUESSELDORF, Germany (AP) — With restaurants and bars all closed due to pandemic restrictions, a Duesseldorf brewery found itself with 6,000 liters (1,585 gallons) of its copper-colored “Altbier” unsold and nearing its expiry date.

But with trying times come novel solutions. Fuechschen Brewery brewery paired up with craft bakers already using leftover grains from the brewing process to produce loaves of “Treberbrot,” or “Spent Grain Bread.”