Well, NOT being disgusted by all that doesn't make her dull. It just means one of the following: 1. She isn't a picky eater. 2. That recipe is surprisingly close to one of her "Chinese Remedies" (as seen in a few other comics) 3. It might not ACTUALLY be all that bad.
Remi is a vampire, China is not. Hence the latter's lack of reservation against drinking garlic tea.
...I was told she wouldn't drink it, so I thought I'd let you drink it, Meiling. I can't drink it...When I explained to the Mistress what I've put in the tea...TskWait, the Mistress hated it? You're kidding...Gh!I picked some mandragora picked from the garden, soaked it in wine and boiled it together with mashed newt and garlic...The Mistress said it was delicious before she heard that.Oh. That's all right, then.Don't make me drink it!Just what did you put in there?...put it together with a paste made of ground meat, type B blood, frogs, cow brains, sparrow and such. Finally, I made an extract of all that, and that is what I put in.Sssp...Mm, yum