What does kegs of salted sprats mean?

"Kegs of salted sprats" refers to a large quantity of sprat fish that have been preserved through the process of salting and packed into kegs or barrels for storage and transportation. Sprats are small, oily fish commonly found in the North Atlantic and Baltic Sea regions. Salting is a traditional preservation method that involves coating the fish in salt to draw out moisture, inhibiting the growth of bacteria and allowing them to be stored for extended periods without refrigeration.

The term "kegs of salted sprats" conjures up images of barrels filled with rows upon rows of the small, silvery fish, preserved and ready to be used in various culinary preparations. Sprats are often consumed as snacks or appetizers or incorporated into salads, sandwiches, and other dishes.