卵焼き

1. Origins, structure, and basic meaning

• Structure: 卵焼き (たまごやき) is a prepared egg dish, typically a rolled omelet.
• Basic usage: 甘い卵焼きを入れる adds it to a lunch box; 卵焼きを切る portions the cooked dish.

2. Common pitfalls and similar expressions

• Ingredient name versus finished dish
  • The headword denotes the cooked food, not the act of frying an egg; both actions take that finished dish with を.