Sausage and chorizo casserole

Name: Sausage and chorizo casserole
Cook time: 1 h 25 min
Total time: 1 h 25 min
Cuisine: European, Mediterranean, Spanish
Ingredients: 2 tbsp of vegetable oil; 8 pork sausages, good quality; 200g of cooking chorizo, diced; 1 leek, rinsed and sliced; 1 carrot, diced; 2 garlic cloves, sliced; 2 sprigs of rosemary, needles picked and chopped; 300g of puy lentils, washed and well drained; 1 tsp hot smoked paprika; 50ml of sherry vinegar; 150ml of white wine; 450ml of chicken stock; 500g of passata; 400g of tinned butter beans, drained; 1/2 bunch of flat-leaf parsley, chopped; extra virgin olive oil, for drizzling; salt; freshly ground black pepper