Ingredients
- 1 tbsp olive oil
- ½ small onion, finely chopped
- 2 garlic cloves, chopped
- 100ml apple cider vinegar
- 85g dark soft brown sugar
- 1 ½ tsp mustard powder
- 1 ½ tsp smoked paprika
- 1 ½ tsp celery salt
- 2 tsp hot chilli powder
- 1 tbsp Worcestershire sauce
- 2 tsp chipotle paste
- 2 tbsp tomato purée
- 1 tbsp liquid smoke (optional – see tip, below)
- 350ml passata
- 75ml black treacle
Method
-
Heat oil in a large saucepan. Add onion and garlic and cook for 5 mins or until soft. Add the rest of the ingredients.
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Bring to the boil, turn down to simmer for 15 mins, then leave to cool.