rebellious cheese

‘And after having admitted so much and said that we intended to open the sweetening-cock and pump her cleaner, I was to go on and ask whether you would consider selling her to me. It would give me so much pleasure.’
Stephen was chewing a large, rebellious piece of cheese. As it went down at last he said indistinctly, 'Very well, Jack.’ And covertly looking at the decently-restrained delight on his friend’s face he wondered 'How, physically speaking, do his eyes assume this much intenser blue?’
—  The Nutmeg of Consolation