Steak and kidney pudding with steak and kidney gravy

INGREDIENTS

• 350g/12oz self-raising flour
• and freshly milled saltblack pepper
• 175g/6oz shredded beef
• cold water, to mix
• 560g/1¼lb chuck steak
• 225g/8oz ox kidney
• 2 tbsp plain flour
• 1 medium onion
• cold water
• 1 tsp Worcestershire sauce
• and freshly ground saltblack pepper
• meat trimmings from the steak and kidney
• 1 onion
• 570ml/1 pint water
• 1 tsp beef dripping
• 2 tbsp flour
• few drops Worcestershire sauce
• salt and freshly ground black pepper