Translation of "Déjeunais" in English

Je déjeunais.

I was having lunch.

Je petit-déjeunais en pyjama.

- I had breakfast in pajamas.
- I ate breakfast in my pajamas.

Alors que je déjeunais, le téléphone sonna.

As I was having lunch, the phone rang.

Je déjeunais, quand le téléphone a sonné.

I was having my lunch when the phone rang.