My revision guide keeps contradicting itself. So, did Aristotle come up with the theory of there being four humours; yellow bile, black bile, phlegm and blood? and did hipocrates further Aristotle's work by saying the humours should be balanced and using treatments such as bleeding?
Or is...
A recipe said to make a dessert by grilling bananas and custard topped with sugar in a ramekin shaped thing made of glass. I don't have any of those so could I use ceramic bowls instead?