BBC Good Food Cheese Club
Read about the all-new BBC Good Food Cheese Club. Curated cheese, delivered straight to your door.
Heat oven to 190C/170C fan/gas 5. Toss the peppers and onions with the garlic and olive oil, and spread out in a roasting tin. Roast for 40 mins, then add the tomatoes, red wine vinegar and sugar, and roast for another 20 mins. Tip into a food processor and blend until smooth. Season to taste.