Steak Maman Blanc with sautéed potatoes
By Raymond Blanc From Saturday Kitchen Ingredients For the potatoes 4 medium King Edward or Lincolnshire potatoes, cut into 2cm/¾in cubes 2 tbsp olive oil 10g/½oz unsalted butter 1 handful fresh flatleaf parsley, roughly chopped 1 banana shallot, finely chopped salt and freshly …