Rhubarb and Orange Jam

My friend Heidi Butler, from michigan, is an enthusiastic rhubarb experimenter. She’s lucky to live in a part of the country where, as I understand the local ordinances, every family is required by law to cultivate a patch of rhubarb in their backyard, and rhubarb clumps for planting are heavily subsidized by a benevolent state government. Sigh. Anyway, this past year I couldn’t take it anymore, so I bit the bullet and spent a fortune on tons of it for my own enjoyme