Anthocyanin on Kvalifood

Berries

Thu, 09 Apr 2026 00:00:00 +0100

Berries

In culinary terms, the small fruits borne on bushes and low plants (rather than trees) — most native to northern woodlands. As a group, berries are the most fragile, perishable, and phenolic-rich fruits in the kitchen. Most are non-climacteric or nearly so, meaning quality is essentially fixed at harvest. Their intense colors come from anthocyanin pigments, and their concentrated flavors — far more intense in wild forms — make them both the most rewarding and most time-sensitive fresh fruits to work with.

Pome Fruits

Thu, 09 Apr 2026 00:00:00 +0100

Pome Fruits

The pome fruits — apples, pears, quince, and their relatives — are all members of the rose family (Rosaceae), native to Eurasia. The defining structure is a thick fleshy portion derived from the enlarged flower stem tip (not the ovary alone), surrounding an inner tough-walled core containing seeds. All are climacteric, storing starch that converts to sugar during ripening, making them the temperate world’s most storable and versatile fresh fruits.

Precision Jam

Thu, 09 Apr 2026 00:00:00 +0100

Traditional jam-making is thermal violence — boil hard, drive off water, hope something recognizable survives. At 85°C with precision control, jam tastes like the fresh fruit you started with while remaining fully safe and properly set. The key: pectin only needs 83°C to gel, so everything above that is destroying flavor you could have kept.

The Aroma Problem

If you can smell jam from the other side of the house, that’s flavor vapor — volatile aroma compounds hitching a ride on escaping steam. At 100°C with vigorous boiling, steam acts as a cargo ship for aroma molecules. You get a wonderful kitchen smell and jam that tastes like sugar with a memory of fruit.