Steps from the White House, one couple hosts a romantic, sophisticated fete with pink accents on everything from the cocktail bar to the bouquets—and the most adorable flower girl this side of the Potomac River.

But the couple's cake was hardly their only sweet after-dinner snack. Elizabeth and Louis also offered guests an ice cream bar, where they could scoop up their favorite flavor and top it with an assortment of nuts and sprinkles.

Photo: Kate Headley