ketchup

Ketchup is a sweet and tangy condiment made from tomatoes, vinegar, sugar, and spices, originating from British colonial adaptations of Chinese ke-tsiap. The product as standardized in North America—particularly through Heinz's influential 1876 formulation—consists of tomato concentrate, distilled vinegar, high fructose corn syrup or sugar, salt, and seasonings including onion powder, garlic powder, and spice extracts. The production process involves cooking tomatoes, straining them to remove seeds and skins, then blending with vinegar and sweeteners before pasteurization. The resulting condiment has a thick, pourable consistency, bright red color, and distinctly sweet-acidic flavor profile with subtle spice notes.

Regional and brand variations exist globally: British ketchups tend toward higher vinegar content and less sweetness, while American versions emphasize sweetness. Some premium or artisanal versions replace high fructose corn syrup with cane sugar, and specialty ketchups incorporate additional ingredients like bourbon, sriracha, or roasted garlic.

Ketchup functions primarily as a table condiment served with fried foods, burgers, hot dogs, and french fries across North American and European cuisines. Beyond its role as a finishing condiment, ketchup serves as a base ingredient in sauces and glazes—notably in barbecue sauces, meatloaf preparations, and baked bean dishes. It also appears in stews, marinades, and as a component in composite sauces like cocktail sauce. The condiment's sweetness and acidity make it particularly effective for cutting through richness in fried foods and adding complexity to savory braised dishes. Regional applications include its use in British fish and chips preparation and as an accompaniment to full English breakfasts.