I have a question about the recipe "French Onion Tart" from Jennifer Perillo. Is the seltzer water essential for this crust? I don't have any, and would very much appreciate knowing whether there is a good substitute. Thank you. ;o)
Sign up for our useful, inspired emails and we'll
give you everything you need to eat and live better -- including
recipes, how-tos, and exclusives and great gift ideas from
Provisions, our kitchen and home shop.