Preheat oven to 275ºF

Prick the pie shell with a fork and par-bake the shell at 275°F for 10 minutes; remove and turn the oven up to 325ºF

Mix the eggs, water, and heavy cream in a bowl. Season with salt and pepper

Steam or sauté the asparagus. When the shells are ready, add ½ of the cheese on the bottom, then add the asparagus and top with the rest of the cheese

Pour the wet mixture into the shell and make sure that everything is covered

Place in the oven and bake at 325°F for 1 hr or until firm. Remove and let cool