Fermenting carrots (kiszona marchewka) and other vegetables in brine (lacto-fermentation) is a popular way to preserve food in Poland. The carrots are submerged in saltwater, which creates an oxygen-free environment that allows lactobacillus bacteria (a beneficial probiotic) to thrive. The bacteria consume natural sugars, resulting in a tangy taste while preserving the carrots with lactic acid. I left the carrots on the counter for a week. I tasted them occasionally and moved them to the ...












