Have you ever cracked an egg and been surprised by two yolks inside? Despite seeming rare, this phenomenon is more common than one might think and has a scientific explanation.
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What happens is simple: the chicken releases two eggs at the same time, and they end up being encapsulated by the same shell. The result? An egg with two yolks — which, by the way, is totally safe for consumption and even more nutritious. The main cause of the double-yolk egg is a temporary hormonal dysfunction, especially in hens at the beginning of the laying cycle. At this stage, the reproductive system is still adjusting, which favors the release of two eggs at once. In addition to the age of the bird, genetics also plays a role. Some commercial laying strains have a higher propensity to produce double-yolk eggs in the first cycles. Yes, you can eat it without worry! The double-yolk egg is just a natural variation, poses no health risk, and, on top of that, is more nutritious — with a higher concentration of protein, good fats, and micronutrients such as choline and B vitamins. The reason they are not common on supermarket shelves is that these eggs do not fit the commercial ...