据了解，越南鸡蛋咖啡起源于二战时期，当时物资匮乏，牛奶供应不足，咖啡师便用鸡蛋替代牛奶，没想到创造出了这一独特的饮品。它将浓郁的咖啡香与鸡蛋的醇厚完美融合，形成了一种独特的口感。我轻轻抿了一口，咖啡的苦涩与鸡蛋的香甜在口中交织，口感丰富而有层次。

Please explain this sentence, particularly “egg on my face”: As a result, I ended up with egg on my face, but hopefully, this story helps. My comments: As a result, “I” felt greatly embarrassed.

Please explain this sentence, particularly “egg on the face”: Jeremy Corbyn says Boris Johnson has “egg on his face” and “serious questions to answer” after Porton Down was not able to prove the nerve ...