Preheat your oven to 500 degrees.
Using two pieces of heavy duty aluminium foil make a pan that will fit all the asparagus in a single layer. Lay the asparagus down in the foil to get an accurate measurement
Trim off the bottom 1 ½ inches of the asparagus. You can save the tips to make a broth for soup.
Place the asparagus in a single layer on your pan. Add the oil.
Place into the oven for 5 minutes.
Toss the asparagus with tongs and then roast for another 5 minutes
Remove from the oven. Add the salt, nutmeg, zest of 1 lemon.
Toss to evenly distribute and serve.