St. Honoré Cake is named for the French patron saint

Patron saint

A patron saint is a saint who is regarded as the intercessor and advocate in heaven of a nation, place, craft, activity, class, clan, family, or person...

 of bakers and pastry chefs, Saint Honoré or Honoratus (d. 600 AD), bishop of Amiens.

This classic French dessert is a circle of puff pastry

Puff pastry

In baking, a puff pastry is a light, flaky, leavened pastry containing several layers of fat which is in solid state at 20 °C . In raw form, puff pastry is a dough which is spread with solid fat and repeatedly folded and rolled out and used to produce the aforementioned pastries...

 at its base with a ring of pâte à choux piped on the outer edge. After the base is baked small cream puffs are dipped in caramelized

Caramelization

Caramelization is the browning of sugar, a process used extensively in cooking for the resulting nutty flavor and brown color. As the process occurs, volatile chemicals are released, producing the characteristic caramel flavor....

 sugar and attached side by side on top of the circle of the pâte à choux. This base is traditionally filled with crème chiboust

Chiboust cream

Crème Chiboust is a crème pâtissière lightened with whipped cream or stiffly beaten egg whites.Crème Chiboust can be flavoured with vanilla, orange zest, or liqueurs. Mixed with fruit, it becomes crème plombières....

 and finished with whipped cream

Whipped cream

Whipped cream is cream that has been beaten by a mixer, whisk, or fork until it is light and fluffy. Whipped cream is often sweetened and sometimes flavored with vanilla, in which case it may be called Chantilly cream or crème Chantilly ....

using a special St. Honore piping tip.