1
In a small saucepan, combine water and sugar.
2
Add dried onion and garlic.
3
Add double concentrated tomatoes.
4
Mix well and reduce heat.
5
Add vinegar, mustard, 4 spices, and Worcestershire sauce (if using).
6
Mix well and let it simmer.
7
Strain the mixture through a fine-mesh sieve or cheesecloth for a smoother texture.
8
Transfer the ketchup to a jar or tube.