Next thing you know, egg farms will be on fire.

Oh, wait…

Chicken Egg Yolk Antibodies (IgYs) Block the Binding of Multiple SARS-CoV-2 Spike Protein Variants to Human ACE2  February 2nd, 2023

https://jessicar.substack.com/p/so-thats-why-eggs-are-so-deviled

In summary, the anti-Spike-S1 IgYs showed significant neutralizing potency against SARS-CoV-2 pseudovirus, various S mutants, and even SARS-CoV in vitro.