1. Combine eggs, milk, maple syrup and vanilla. Whisk or beat until well blended.
2. Pour into 3 glass custard cups. Sprinkle with nutmeg.
3. Place the custard cups on a folded paper towel in a skillet with a tight fitting lid. Pour water into the pan, about 1 inch deep, and cover.
4. Bring the water to a rolling boil. Remove pan from heat and let sit for 15 minutes without lifting the lid.
5. Serve warm or cold.