Salma Hayek is letting us in on her ultimate skincare secret. ET's Lauren Zima spoke to the 55-year-old actress at the premiere of in New York Tuesday night, where she shared just how she gets that gorgeous glow.«I do a lot of rose water,» Hayek revealed. «I don't wash my face in the morning, just lots of rose water.» She continued, «If you get a good one, you'll be surprised how hydrating it really is, especially 'cause I fly a lot.»That's not the only secret Hayek revealed Tuesday night.