How to ask for "free-range eggs" in Chinese?
It is literally correct, but no one would use it, except Mr. Shakespeare.

土鸡蛋 or 笨鸡蛋 is the one.

And the universal is 家养的, e.g. 家养的鸡蛋, 家养的鸭子, 家养的鹅...

In my hometown, people also say 溜达鸡, 溜达 means stroll.