New Delhi, Oct. 17 -- The Food and Drug Administration (FDA) this week set the highest risk level for the recall of more than six million eggs from Black Sheep Egg Company. It has now been given the Class I recall, which is its most severe threat level, Health.com reported.

The FDA said several of the eggs tested positive for seven different strains of Salmonella, some of which can cause serious illness. The Class I tag means there is "reasonable probability" that consuming the eggs could lead to "serious adverse health consequences or death".

Originally announced on 29 September, the recall has since been expanded. The list now includes:

Free Range Grade A Large Brown Eggs

Free Range Grade AA Large Brown Eggs

Free Range Grade AA Med...