Back on the Yogurt Train: How to Make Yogurt
...cooler to keep the yogurt warm while it ferments. I’m sure there are many ways to keep yogurt warm, but I find the cooler straightforward, and that’s what I’m going to describe here. We make two quarts at a time in a little six pack cooler. Very clean canning-type jars Hot water bottle (optional) Towel(s) for insulation Your last store bought container of yogurt. You need live yogurt to start the culture, only a few spoonfuls....