bread-centered diet; bread-based diet
Refers to a diet where bread is the staple food, often contrasted with a rice-based diet (米食). Commonly used in discussions of dietary habits.
Recently, the number of households with a bread-based diet has been increasing.
朝はパン食で、昼と夜は米食です。
I have a bread-based diet in the morning, and a rice-based diet for lunch and dinner.
Compound of パン (bread, from Portuguese pão) and 食 (eating, meal).