The Estate Tableat Copperopolis
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British · Sauce / condiment

Green Walnut Ketchup

An old English condiment made from unripe walnuts brined for nine days, blackened in the sun, then steeped in vinegar and simmered with garlic and spice. It becomes a dark, savory sauce for steaks and marinades.

  • YieldServes 8
  • Hands-on3 h
  • Total18 d
  • Difficulty

Ingredients

  • 300 ggreen English walnuts, whole and unshelled, picked late June to mid-July while a needle still passes through easily (about 5/8 lb)

Brine

  • 2 tbsppickling salt, used in three portions of 2 tsp
  • 950 mlboiling water, 3 quarts in all, 350 ml per soaking

Ketchup

  • 240 mlwhite wine vinegar, 1 cup
  • 2 clovesgarlic, peeled
  • 0.38 tspground cloves
  • 0.38 tspground mace or nutmeg

Diet

  • Vegetarian (lacto-ovo)
  • Vegan
  • Lower sugar

Contains

  • Tree nuts
  • Walnut
  • Sulfites
  • Grapes
  • Onion family (any)
  • Garlic
  • Clove
  • Nutmeg
  • Histamine (aged and fermented foods)

Taste

  • Sour / bright
  • Salty
  • Umami / savory
  • Bitter
  • Richness / fat
  • Aromatic spice

Equipment

  • Stovetop
  • Blender

Season

  • Summer

Occasion

  • Weekend project

Effort

  • Over 90 min active
  • Over 3 hours total
  • Difficulty 4
  • Needs advance prep
  • Make-ahead friendly

Nutrition

  • Calories: low
  • Protein: low
  • Carbs: low
  • Fat: moderate
  • Fiber: low
  • Sodium: low

Budget

  • Budget: low

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