Like many of us, I regularly use TikTok to find recipes.But last night while going through the app, I discovered a trick I’d never seen before ― site user Erin Dittmer poured the water from her feta cheese tray all over a side of salmon. The creator said she was “amazed” by how “moist, tender, and flavourful” the liquid made her fish taste ― but I couldn’t help but wonder whether it was just a gimmick. Well, according to culinary sites like The Kitchn, Erin isn’t alone ― pros have been using the secret for everything from chicken thighs to fish for years. How does it work?The liquid is used to brine meat. I’ve been an advocate of brining (soaking meat, fish, or poultry in salted water) ever since I first used the method for a roast chicken ― it makes the meat more moist, tender, and succulent. The water that surrounds feta cheese is a brine that helps to keep the cheese fresh (meaning that if you accidentall