Classic American Ketchup

Preparation info
  • Makes

    1 litre

    • Difficulty

      Easy

Appears in
Paul Gayler's Sauce Book

By Paul Gayler

Published 2015

  • About

Ketchup first appeared in American cookbooks during the early 19th century, but as a general term for a sauce made of mushrooms, walnuts or fruits. Summer is the ideal time to make tomato ketchup, when the best, extremely ripe and well-flavoured tomatoes are available.

Ingredients

  • 1 kg very ripe, flavourful tomatoes, quartered
  • 1 tablespoon tomato purée

Method

  1. Put the tomatoes, tomato purée, onions and apples in a heavy-based preserving pan with half the vinegar, all the spices and the salt.
  2. Bring the mixture to the boil, then simmer for 1¾-2 hours, stirring occasionally, until well reduced.
  3. Strain the hot mixture through a coarse sieve into a clean preserving pan, discarding any solids.
  4. Add the r