consisting of sautéed beef strips in a sour-cream based sauce served over egg noodles. You could make these dishes with any other kind of noodle, including Italian-style pastas, but the end result ...
The egg-based, ribbon-like pasta is akin not just to spaghetti, but also to italian tagliatelle. They're set apart by their cut (or 'taglia' in Italian), with tagliolini being slightly thinner.