おぜんでわありませんでした
お膳ではありませんでした
ozendewārimasendeshita

Noun
Desu Copula

The polite, past negative form of おぜん

1. It was not prepared.; It was not ready.; It was not to my liking.

Past/Perfective
Negative
Polite
Formal Register
Usually Written in Kana