Homemade jam feels like sunshine in a jar. When I make a batch of this blueberry jam recipe in my kitchen, I want more than ...

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 ...

One taste of my sweet and spicy tomato jam featuring fresh tomatoes gently simmered with orange juice, ginger, coriander and cloves, and you will be hooked. What? You have never tasted tomato jam?

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Dear Lisa: I was recently given some homemade strawberry jam that was called “freezer jam.” It is really good and I am wondering if you know how it is made. — Thank you. Don, College Station. Dear Don ...