"What did you have to eat for lunch today?"

After a good breakfast you are likely to eat less for lunch and dinner.

I supposed it was because of something he'd eaten for lunch.

You're in Naples, so what did you eat for lunch?

What did city folks eat for lunch when they ate home?

He used to plan his days around the weather and what he would eat for lunch.

It could have been the hot dogs they ate for lunch.

Most people don't enjoy eating the same thing for breakfast, lunch, and dinner every day.

However, this dish is filling enough to be eaten for lunch.

My doctor told me I can eat solid food for lunch.