Is there a discernable flavor difference between duck and chicken eggs? Harry Ludlow, the owner of Fairview Farm at Mecox in Long Island, raises both, and says no. According to Nutritiondata.com, duck eggs are generally larger and fattier than chicken eggs, which is why bakers favor them for brownies and custards. Yolks aside, when raised on the same farm, pecking at the same grubs, duck and chicken eggs taste the same. But don't take Harry's word for it; visit DuckEggs.com for a package of your own, and here are some tips on how to prepare them.