TASK DEFINITION: Given the background description of some cooking related query, summarize the question into a title
PROBLEM: What do truffles (the fungi) taste like? I'm just curious. I saw it on television the other day. I just know that they're expensive and i know i probably won't buy any anytime soon. I don't know much about them either.

SOLUTION: Flavor notes or profile of truffles?

PROBLEM: Let's say, I only want to make 1 sushi roll right now. Is there a good way to store the rest of the rice for tomorrow's rolls? And what about storing the nori?

SOLUTION: What's the best way to store unused sushi rice?

PROBLEM: This may depend on recipe, however since Mace is the outer coating of nutmeg seeds, I was wondering if nutmeg can be substituted in for mace in recipes. Specifically, there is this recipe for hot dogs that I want to try from about.com:Ingredients:3 feet sheep or small (1-1/2-inch diameter) hog casings1 pound lean pork, cubed3/4 pound lean beef, cubed1/4 pound pork fat, cubed1/4 cup very finely minced onion1 small clove garlic, finely chopped1 teaspoon finely ground coriander1/4 teaspoon dried marjoram1/4 teaspoon ground mace1/2 teaspoon ground mustard seed1 teaspoon sweet paprika1 teaspoon freshly fine ground white pepper1 egg white1-1/2 teaspoons sugar1 teaspoon salt, or to taste1/4 cup milkI have nutmeg in powdered form, is that an acceptable substitution and if so do I need to make any adjustments to the recipe? Would prefer the answer generalized a ratio of nutmeg for needed mace for other recipes.

SOLUTION:
Can Nutmeg be substituted in for Mace?