An egg with yolk frying in a skillet, as prepared sunny-side up. Though associated with breakfast, the emoji represents the general action of cooking and related concepts.
An early Apple design included broken eggshells and did not feature a skillet, while an early Samsung design simply displayed a fried egg.
Cooking was approved as part of Unicode 6.0 in 2010 and added to Emoji 1.0 in 2015.
U+1F373
? Cooking