1 For this reason, they are called accessory pigments. 2  One very visible accessory pigment is fucoxanthin the brown pigment which colors kelps and other brown algae as well as the diatoms. 3  Phycobilins are water-soluble pigments, and are therefore found in the cytoplasm, or in the stroma of the chloroplast.
Ceviche Variations. Ceviche is usually made with sea bass or flounder, but just about any fish or shellfish will work. The other ingredients vary widely. Ecuadorean ceviche is often made with shrimp and ketchup in addition to the lime juice and served with corn nuts. In Chile, ceviche is made with Chilean sea bass, grapefruit juice and cilantro.
up vote 2 down vote. It is highly likely that the acid from the cider vinegar denatured the proteins at the surface of the meat, making them opaque instead of translucent, so the red interior does not show through. This is akin to when ceviche is cooked in citrus juice, turning opaque.ne way to reduce the graying of the meat is by adding some sugar to the brine (1 cup of sugar per gallon of brine). This will also improve the flavor, aiding in caramelizing the outside of the meat and offsetting the saltiness of the brine a bit. share | improve this answer. edited Feb 24 '14 at 18:11.