Instructions

Whisk together ingredients in a small saucepan (except for xanthan gum)
Simmer for about 20 minutes over low heat, until sauce reduces to your desired thickness. Stir occasionally.
Puree the ketchup in a high-power blender for at least 30 seconds, add xanthan gum, puree for another 20 sec, until smooth.

This is a recipe by

Tatyana Zinchenko