We use strawberry jam as an example to explore the underlying principles of water activity, a key technique for food preservation. For those of us in northern climates, strawberries are the first ...

It’s farmers’ market season! If you’re like me, you just can’t resist all that beautiful local produce. And then you bring home way more than you can reasonably consume before it goes bad. Thankfully, ...

When it comes to making jams, jellies and preserves, the recipes call for sugar — usually lots of sugar. A recipe for classic strawberry jam in “Better Homes and Gardens Jams & Jellies” (Houghton ...