PROPER BAKED BEANS

Name: PROPER BAKED BEANS
Cuisine: European, American
Ingredients: 1 red onion; 2 cloves of garlic; 1 carrot; 1 fresh red chilli; 1 teaspoon sweet smoked paprika; 1 tablespoon cider vinegar; 1 x 450g jar of roasted peppers in brine; 1 x 400g tin of quality plum tomatoes; 1 level teaspoon black treacle; 4 x 400g tins of beans, such as butter, cannellini; 4 sprigs of fresh rosemary; Oliver oil; Crusty Bread