I’ve always wondered why higher quality eggs in Canada have a lemon yellow coloured yolk. I visually associate a bright yellow yolk with lower quality and being less nutritious. Since I’m originally from the UK, this makes sense to me now — we tend to prefer orange yolks across the pond.
theglobeandmail.com · Consumers preferences about the colours of their food, such as the yellowness of egg yolks or pinkness of salmon, vary by region. As National Food Reporter Ann Hui writes, one Canadian company has developed a tool that lets food producers find the perfect hue for their market