Dana's Mac & Cheese ~ modified

3/4 box elbow mac
2 c. sharp cheddar
2 c. mont.jack
2 c moz.
1 8 oz container sour cream
1 8 oz pkg cream chees
1 egg 
1/2 cup milk


make the pasta allow to cool.
combine egg, sour cream, cream cheese toss with slightly cooled pasta
combine all your cheeses
mix roughly 2/3 with pasta mix
cover entire pan with remaining cheese

before cooking pour 1/2 milk into pan
cover
cook 350* for an hour ish (depending on if you refridgerate or not before cooking will change the time)
uncover for last 10-15 min