As a professional recipe developer focused on baking, I am more aware of the cost of eggs than most folks. Try making a custard tart that calls for eight egg yolks, then testing it three more times.

With sprinkles, ice cream, and layers of billowy frosting, these party-perfect recipes will make the day especially festive — just don't forget the candles. Jodie Kautzmann is an editor, baker, and ...