yolk, yoke

Yolk or yolk means the yellow part of an egg--
Try not to break the yolk when you crack the egg.
The recipe calls for the yolk of an egg.

Yoke or yoke ( rhymes with yolk ) means a part of a harness that goes around a horse or draft animal, meaning an animal that pulls a cart, wagon, or plow--
Pa is out back fixing the yoke for the oxen.
"...with two yoke of oxen and a fine spotted hog..."
Yoke may be used to mean a burden for a person--
"...for my yoke is easy, and my burden light..."

Now that you know that, you can say--
"He made a new yoke for the plow horse and painted it the color of the yolk of an egg."

Note--a "yokel" is a rural person or country bumpkin--
The salesman was sure that the yokel would never discover his deceit.