Fish oil is the fat or oil that's extracted from fish tissue. It usually comes from oily fish such as herring, tuna, anchovies and mackerel. Yet sometimes it's produced from the livers of other fish, as is the case with cod liver oil.
A piquillo pepper is a type of small red chili pepper with a shape similar to a triangle that is grown in Spain. It has a flavor that is slightly sweet and spicy, but it is not a truly hot pepper.
The word jonquil is from from the Spanish word jonquillo, which is a type of rush plant. The jonquil has leaves that resemble rush plants with a round shape and a groove running down the upper surface. The foliage is much darker green than that of a daffodil or narcissus.