My goodness, what a touchy subject. The thing was, Ereshkigal really could not recall anything happening directly to Ninkasi to cause such a reaction. Which meant she was basing her entire life decisions about love on observation of others and secondhand knowledge. That was rather pathetic.
Well. Since her niece was in the mood to be snappish, she might as well bring out the big guns. "I don't know what you're getting yourself in such a twist over. I've been watching, and it's recently become apparent that you are most definitely your father's daughter."