New Delhi, Dec. 18 -- Ventura Foods LLC has recalled thousands of cases of salad dressings sold at major retailers including Costco and Publix after discovering foreign material in one of the ingredients, according to the US Food and Drug Administration (FDA).

The California-based company recalled 3,556 cases after identifying black plastic planting material in the granulated onion ingredient used in the dressings.

The recall was initiated on November 6 and was classified as a Class II recall on December 4, meaning the affected products may cause temporary or medically reversible health effects, though the risk of serious injury is considered low.

The recall includes salad dressings across multiple brands and package sizes:

Italian Sa...