The Ancient Salt Fish That Put Ketchup to Shame — and Why Top Chefs Are Bringing It Back
Walk into any decent restaurant kitchen today, and you'll find bottles of fish sauce tucked between the olive oils and vinegars. Most American cooks assume it's an Asian innovation — something that arrived with the Vietnamese pho boom or Thai curry craze. But they're off by about two millennia.
The Condiment That Built an Empire
Long before anyone in the West had heard of nuoc mam or nam pla, Roman kitchens ran on garum — a pungent, amber-colored fish sauce that was so essential to daily cooking that archaeologists have found amphorae marked with garum brands scattered across the entire Mediterranean.
Unlike the clear, salty fish sauces we know today, garum was thick, complex, and intensely flavorful. Roman producers would layer fish entrails — usually tuna, mackerel, or sardines — with coarse sea salt in massive stone vats, then let Mediterranean sun and time work their magic. After months of fermentation, they'd strain out a liquid that packed more umami punch than anything in the modern condiment aisle.
The stuff was everywhere. Street vendors drizzled it over grilled meats. Wealthy Romans mixed it into elaborate sauces for their dinner parties. Even the army marched on garum — soldiers carried small amphorae of the sauce to flavor their grain rations.
When Rome Fell, So Did the Fish Sauce
By the time barbarian tribes were carving up the Western Roman Empire, garum production had essentially vanished from European kitchens. The elaborate coastal facilities that once churned out thousands of gallons disappeared. The trade routes that carried amphorae from Spain to Britain collapsed. Within a few centuries, the condiment that had flavored an entire civilization was little more than a historical footnote.
Why did it disappear so completely? Partly economics — garum required massive infrastructure and steady trade networks that simply didn't survive Rome's political chaos. But cultural shifts played a role too. Early Christian writers had associated garum with pagan excess and Roman decadence. As Christianity spread, the sauce fell out of favor.
Meanwhile, in Southeast Asia, similar fermentation techniques were quietly developing into the fish sauces we know today. Vietnamese, Thai, and Filipino cooks perfected their own versions, creating the clear, intensely salty condiments that eventually made their way to American kitchens in the 20th century.
The Quiet Revival Nobody Saw Coming
In 2019, a small operation in Cetara, Italy — the same coastal town where Romans once produced garum — began selling something called "Colatura di Alici." Technically, it's an anchovy extract. Practically, it's the closest thing to authentic garum you can buy today.
The process hasn't changed much. Anchovies get layered with sea salt in wooden barrels, then aged for at least 18 months. The resulting liquid is dark, syrupy, and intensely savory — nothing like the thin fish sauces most Americans know.
Word spread quietly through chef networks. Then a few American producers started experimenting. Red Boat, known for premium Vietnamese fish sauce, launched a garum-inspired product. Small-batch producers in California and Maine began fermenting local fish using Roman techniques.
Why Modern Kitchens Are Paying Attention
Here's what's driving the revival: garum simply outperforms most modern umami shortcuts. While soy sauce brings saltiness and Worcestershire adds tang, properly made garum delivers a depth of flavor that transforms everything it touches.
Chefs are discovering that a few drops can elevate a simple tomato sauce into something restaurant-worthy. It makes vegetables taste meatier, enhances the savory notes in chocolate desserts, and creates complexity in cocktails that no other single ingredient can match.
Unlike Asian fish sauces, which tend to be aggressively salty and fishy, good garum is surprisingly subtle. The months-long fermentation breaks down proteins into amino acids that register as pure umami — that mysterious fifth taste that makes food more satisfying without being obviously identifiable.
The Bottles You Can Actually Buy
Finding authentic garum still requires some hunting. Italian importers occasionally carry Colatura di Alici, though it runs about $30 for a small bottle. A few American producers are making Roman-style fish sauces, usually marketed under names like "American Garum" or "Ancient Fish Sauce."
The easiest entry point might be through restaurants. A growing number of American chefs are incorporating garum into their menus — sometimes explicitly, sometimes as a secret ingredient that just makes everything taste better.
The Condiment That Time Forgot
There's something poetic about garum's quiet comeback. For nearly 1,500 years, Western cooking got by without the sauce that once defined Mediterranean cuisine. We developed elaborate spice blends, fermented our own vegetables, and created countless other ways to add depth to food.
But we never quite replicated what those Roman cooks had figured out: that patient fermentation of fish and salt could create something more complex and useful than almost any other single ingredient.
Now, as American palates grow more adventurous and chefs dig deeper into culinary history, this ancient condiment is finding its way back into modern kitchens. It's not a trend exactly — more like a rediscovery of something we never should have lost in the first place.