Photo by Elisabeth Kwak-Hefferan.

My garden is overflowing with heirloom tomatoes! I can’t keep up with the egg drops from my Leghorns! I don’t have enough room in my fridge for all this kefir starter! First world problems, yes, but problems faced by many a home-grower or -maker nonetheless.

If only there were an elegant solution, one that didn’t involve choking down yet another eight-egg omelet or aggressively foisting that 20-pound bag of jalapenos on your coworkers … One that got you a little something in return, even …