noun Older Use.
Examples from the Web for yelk
They wont bight nor jaw back, but they feal az raw and kold az the yelk ov an egg.The Complete Works of Josh Billings|Henry W. Shaw
The yelk of an egg which the cook has just broken, not only yields no sign of mind, but yields no sign of life.Essays: Scientific, Political, & Speculative, Vol. I|Herbert Spencer
Warm the milk and butter together, beat the yelk of the egg, stir it into the milk, then add the meal.
But yelk is the most correct orthography, from the Saxon gealkwe; and in this country, it is the general pronunciation.Dissertation on the English Language|Noah Webster, Jr.
Beat the yelk of an egg very light, add to it a glass of wine and sugar to the taste.