Ingredients
Method
- Heat the oil in a medium-sized pan over medium heat.
- Add the chopped onions, carrots, celery, thyme leaves, and garlic. Cook for 8-10 minutes until the vegetables begin to soften.
- Stir in the tomato paste, chopped tomatoes, and stock.
- Bring to a boil, then reduce to a gentle simmer. Cook until the sauce has thickened.
- Blend the sauce using a hand blender until smooth.
- Season to taste and use as required.
