Slow cooker beef stroganoff
This is made possible by BBC Foods! Ingredients 2 tbsp sunflower oil 600g/1lb 5oz stewing or casserole steak, cut into chunky strips 3 tbsp plain flour 2 onions, sliced 3 garlic cloves, crushed 2 beef stock cubes, crumbled 1 tbsp Dijon mustard 1 tbsp Worcestershire sauce 25g/1oz butter 200g/7oz mushrooms, sliced 125ml/4fl oz soured cream handful flatleaf or curly parsley, roughly chopped (optional) salt and freshly ground black pepper freshly…