Take several plump egos, stuff with equal quantities of personal ambition and political philosophy and season lightly with policy.
Toast in glare of publicity then set over heat of the moment to simmer.
Meanwhile, put potential coalition partners in a separate pot and warm with promises of promotion; stir well until mixture comes to the boil.
Mix everything together and cook over the flame of naked ambition until stewed.
NB: great care should be taken when removing dish from heat because casserole tends to curdle if subjected to a sudden cooling of support.