In conclusion: whereas there doesn’t seem to be anything inherently toxic about truffle oil itself when given in moderation; nonetheless veterinarians typically don’t advocate giving any form of human meals - together with oils - to pets because they're formulated particularly for their nutritional wants. It could occur that a green soup has been given to kind a contrast to the white fish to follow, if this be so, a inexperienced sauce cannot be served with the fish, neither can a yellow one, if a sauce of that colour has been chosen to accompany the grilled or fried fish. A gourmet winter soup.