Fig. 2. Lightness (L*) (2.A), redness (a*) (2.B), yellowness (b*) (2.C), browning index (BI) (2.D), hue angle (2.E), chroma (2.F) and total colour change (DE) (2.G) of Asturian chorizo
stuffed in natural (ChN) (red continuous line) and synthetic (ChS) (blue discontinuous line) casings during smoking time. (For interpretation of the references to colour in this figure
legend, the reader is referred to the web version of this article.)