Baked Beans - Penny Melville-Brown

Ingredients

• 2 tablespoons olive oil
• 1 onion, peeled and finely chopped
• 3 carrots, ditto
• 2 sticks celery, ditto
• 4 cloves garlic, ditto
• 200g mushrooms, sliced
• 1 red pepper, de-seeded and chopped
• 2 courgettes, trimmed and chopped
• 15cm chorizo sausage, chopped
• 400g tinned tomatoes
• 800g tin cannelloni beans
• 2 bay leaves, torn
• 1 tablespoon fresh thyme leaves
• 1 teaspoon ground black pepper