by Dr. Deirdre Hahn, Lifestyle Contributor | I’m the mom of two terrific and very different daughters. Katie was born in 1994 and Lilly was born in 2009. Yes, that's a fourteen-year difference! During those fourteen years between Katie and Lilly, I completed my bachelor's, master's and doctorate degrees, started two new careers, divorced, remarried, travelled, and sporadically cooked. I wasn’t particularly concerned about nutrition, and the term food allergies was not even in my vernacular. I didn’t breastfeed Katie, and I’m certain that I gave her peanuts and shellfish before she was even six months old! ...Read more.