This is the 12802nd most frequent Russian word.
крупяных
The word "крупяных" relates to "cereal" or "grain" products.
Here, 'крупяных' is used as an adjective describing 'изделий', indicating that the products are made from grains.
Я купила несколько крупяных изделий для приготовления ужина.
I bought several grain products for preparing dinner.
In this sentence, 'крупяных' modifies 'товаров', suggesting that the goods in this section are primarily grain-based.
В магазине есть отдел крупяных товаров.
The store has a section for grain goods.
Here, 'крупяных' relates to 'блюд', indicating that the dishes have grains as their main component.