a scrub with baking powder paste, then rinse and a quick dip in pure white vinegar. commercial eggs, home laid eggs- commercial eggs after they are washed they are rested in rubber rings, this is why you get ring marks when you dye. also commercial eggs are now being sprayed with vegetable oil for a longer shelf life- to clean these eggs, make a paste of baking soda and scrub with your hands, i suggest the aid of a magic eraser sponge, never use the green scrubbing squares, they put micro scratches on the shell. once the egg is clean, rinse it and put it in a dip of white 