What is the fine-grained topic of the following text: The next highlight was the veal blanquette (although I couldn't really detect the egg in it), again generously topped with thick shavings of truffle with rice, served in a small enamel pot, sporting a subtle flavour so as to serve as a canvas for the flavour of the truffle. Only return the topic.
Review of a veal blanquette dish with truffle shavings