BBC Good Food Cheese Club
Read about the all-new BBC Good Food Cheese Club. Curated cheese, delivered straight to your door.
Heat oil in a saucepan and add the onion. Cook over a gentle heat 4-5 mins, until softened. Add the remaining ingredients, season and mix. Bring to the boil, then reduce heat and simmer for 20-30 mins, until thickened. For a smooth sauce, simply whizz the mixture in a food processor or with a hand blender for a few seconds.