Place half the butter into a small pan.add onions,cook gently without colouring for 2-3 mins.add rice cook gently add twice the amount of stock to rice season,covered with buttered pepper and bring to boil,meanwhile start to prepare beef.remove excess fat from the beef,cut into 2cm square,season and fry in the hot fat till slightly coloured and the chopped onions and cover with a lid and sweat gently for 3-4 mins add the flour and paprika and mix add tomatoe puree mix in gently and prepare vege