ELI5, why are egg yokes from outward the U.S. much more orange than in the States?

Question

ELI5, why are egg yokes from outward the U.S. much more orange than in the States?

In: 43

Answer 1

I just got some eggs from my girlfriend’s family. Their chickens aren’t exactly free range, but much better than factory conditions and they have plenty of access to grass and bugs, in addition to normal feed. The yolks are dark, dark orange, and absolutely delicious.