In a medium sauce pan, cook quinoa according to package directions. Let cool.
Preheat oven to 350° F.
Spray mini muffin tins with cooking spray.
In a large bowl, combine cooled quinoa, onion, peppers, garlic, eggs, cream cheese and cheese.
Put a heaping tablespoonful of quinoa mixture into prepared muffin cups.
Bake for 15 to 20 minutes, or until edges turn golden brown.
Remove from oven and let cool for 5 minutes and then gently remove from pan to cool completely.