If you need a cheap form of protein powder stashed away for emegencies, you can make your own egg powder (if you just use egg whites, it has more protein than using whole eggs). Ehow has an article on it that is posted below:
How to Make Powdered Eggs
By an eHow Contributor
Powdered eggs are not only easy to make from home, they can also be used in many different recipes. Having them handy can also save time if you are baking in a hurry. Follow these simple steps to making your own powdered eggs.
Difficulty: Easy
Things You’ll Need
Eggs
Saute Pan and Spatula
Paper Towels
Blender
Baking Sheet
Plastic Bags or Jar with Lid
How to Quickly Make Powdered Eggs
1 Scramble your eggs in a bowl. Pour them in a saute pan and cook until done.
2 Drain the excess grease for a few minutes on a paper towel.
3 Break the eggs into tiny pieces.
4 Spread the eggs out onto a baking sheet.
5 Dry at 135° F for at least 10 hours.
6 Run the eggs through a blender until they form a fine powder.
7 Store your powdered eggs either in a heavy plastic bag, or a jar with a tight lid.
Read more: How to Make Powdered Eggs | eHow.com http://www.ehow.com/how_2304324_make-powdered-eggs.html#ixzz1NO8dUYWs