One of the main distinctions among various types of butter lies in the butterfat content. In the United States, butter must have an 80% butterfat content to be labeled as “butter.” Elsewhere, the rules are different. Looking to make Perfectly Buttery Scottish Shortbread? Here’s what you need to know.
American
- – 80% butterfat required
- – neutral light flavor
European
- – 82% butterfat
- – creamier, buttery taste
Irish
- – 82% butterfat
- – deeper color and flavor
Grass-fed, Pasture-raised
- – can be up to 85% butterfat (Vital Farms)
- – pronounced, rich butter flavor
Light Butter
- – 25% less butterfat
- – not for baking
Other Butter Bites
- – “Sweet cream” butter does not refer to the butterfat content; it’s about the pasteurized cream used to churn this type of butter, and it can be salted or unsalted.
- – “Cultured butter” is not specific to the butterfat content; it refers to fermenting of the butter to add a tangy flavor.



