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.
It's important to let your fish sit in the citrus juice for at least 10 to 20 minutes to properly cure. Anything under that amount of time and the fish will still appear raw. Not Getting The Right Ratio Of Acid To Fish. Flickr/Sterlic. You definitely need enough acid (lemon or lime juice) to properly make ceviche.ost chefs recommend marinating fish for ceviche for at least 10 to 20 minutes. It ensures that the fish properly absorbs the citrus juice and turns an opaque color. Anything over an hour, and you run the risk of the fish falling apart.