Ingredients:
25 g (1 oz) butter
1 onion, finely chopped
1 green pepper, cored, deseeded and finely chopped
125 g (4 oz) mushrooms, thinly sliced
750 g (1 1/2 lb) lean minced beef
50 ml (2 fl oz) chilli sauce
1 teaspoon Worcestershire sauce
1 teaspoon chopped parsley
salt and pepper
To serve:
8 baps, toasted and lightly buttered
1 small lettuce (optional)
8 celery sticks (optional)
2 tomatoes, thinly sliced (optional)
cucumber slices (optional)