Helen’s goulash

Name: Helen’s goulash
Cook time: 55 min
Total time: 55 min
Cuisine: European
Ingredients: 1 small onion; 1 green or red pepper; 1 large potato (400g); 350 g higher-welfare lean pork such as tenderloin or fillet; 1½ tablespoons olive oil; 2 x 400 g tins of chopped tomatoes; 1 x 400 g tin of cannellini beans; 1 tablespoon paprika optional; 1 tablespoon bouillon powder optional; 1 sprig of fresh flat-leaf parsley