Umami Ketchup

Umami, a savory taste associated with foods like aged cheese and mushrooms, is the signature flavor of this delicious condiment, which is served at the LA restaurant Umami Burger.

Umami Ketchup Umami Ketchup
Umami, a savory taste associated with foods like aged cheese and mushrooms, is the signature flavor of this delicious condiment, which is served at the LA restaurant Umami Burger.
Yield: makes About 2 Cups

Ingredients

  • 1 (28-oz.) can whole peeled tomatoes
  • 3 Tbsp. extra-virgin olive oil
  • 1 medium yellow onion, chopped
  • 12 cup cider vinegar
  • 13 cup packed dark brown sugar
  • 2 Tbsp. tomato paste
  • 1 tsp. kosher salt, plus more to taste
  • 2 tsp. tamari
  • 2 tsp. worcestershire
  • 2 tsp. oyster sauce
  • 5 anchovies, finely chopped and mashed into a paste

Instructions

  1. Purée tomatoes in a blender; set aside. Heat oil in a 4-qt. saucepan over medium heat. Add onions; cook until soft, about 8 minutes. Add tomato purée, vinegar, brown sugar, tomato paste, and salt; cook, stirring occasionally, until thick, about 1 hour.
  2. Purée cooked tomato mixture in a blender. Transfer to a bowl; season with salt and stir in remaining ingredients. Cover and chill before using.