Preheat oven to 350 degrees. Grease a standard muffin tin with cooking spray.
Press 2 tsp. of shredded potato into the bottom of 6 muffin molds.
In a large bowl, whisk together eggs, then add 1/4 C of the whisked eggs into each mold, on top of the potatoes.
Spoon in a heaping Tablespoon of salsa into each sup, then sprinkle with a light layer of Monterey Jack cheese.
Bake for 20-25 minutes, then allow to sit in the muffin for five minutes before eating.