|Thin egg noodles||12 Ounce, cooked, rinsed and drained (1 Package)|
|Butter stick||4 Tablespoon (1/2 Stick)|
|Parmesan cheese||1⁄2 Cup (8 tbs) (Or More)|
|Onion salt||1⁄2 Teaspoon|
Add butter, egg yolks and Parmesan cheese to hot noodles.
Mix and toss with spoon and fork until well blended.