Quote from Martin in My Fair Frasier
Sam: It's all right. I've been called back to work. It would be a shame to let a good meal go to waste. Niles: [sniffs] Ah, Frasier's morel mushroom and tarragon sauce. Sam: Wow. How did you know that? Frasier: Niles has always been able to identify a sauce from a great distance. Martin: His mother and I were so proud.