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 ...

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 good flavor. I want a safe, reliable, research-based method that I can trust ...

This story is a component of the feature “Seasons of Preserves: Citrus Marmalade,” which is part of a four-part series on preserving fruit at home called “L.A. in a Jar.” If you know even the ...

Experienced jelly-makers will tell you one enduring fact: All pectin is not created equal. The two types of pectin – liquid and dry – are safe for most people. Which one home cooks use, says Kansas ...

Homemade fruit jam is a delicious, easy way to preserve the flavors of fresh fruits like strawberries, blueberries, or peaches. This recipe combines your favorite fruits with a touch of lemon juice ...

A favorite sweet spread for toast and bagels, strawberry jam tastes even better when made from the beautiful berries found in our gardens and at local produce stands. Jam is a slightly thick spread ...

An explainer on pectin — found in citrus peels and membranes — and why it's crucial to getting the proper set in marmalade. (Christina House/Los Angeles Times) This story is a component of the feature ...

This story is a component of the feature “Seasons of Preserves: Berry Jelly,” which is part of a four-part series on preserving fruit at home called “L.A. in a Jar.” As RuPaul sings in the 2012 song ...