Grilled Sardine Fillets in Brine 90g. A grilled version is also made for sardine fillets in brine. Here the scented taste of the sea, typical of Sardina pilchardus species, meets the pleasant aroma of the cooking fire. These fillets are hand-processed directly on fishing locations to guarantee the highest possible content of Omega 3 and to preserve the sardines’s naturally exquisite taste. Natural brine preserve is addressed to those who prefer to reduce calories without giving up on good taste.