This Depression-era dessert is sweet, rich, inexpensive, and absolutely irresistible.

And then theres water pie.

It sounds like a joke, but its something of a marvel.

Water Pie

Credit:Caitlin Bensel; Food Styling: Torie Cox

And now, thanks to pandemic-inspired thriftiness, water pie has enjoyed a bit of a resurgence.

What Is Water Pie?

Finally, thin slices of butter will float on top.

Water Pie

Credit:Caitlin Bensel; Food Styling: Torie Cox

It will need to chill for several hours to firm up, and then its ready for slicing.

Water Pie Ingredients

What Does Water Pie Taste Like?

The butter melts atop the filling without thoroughly incorporating into it.

Water Pie ingredients

Credit:Caitlin Bensel; Food Styling: Torie Cox

This is in no way unpleasant.

But after you chill it thoroughly, the filling gels and sets.

Serve it cold, or cut slices and allow them to come to room temperature.

water pie unbaked

Credit:Caitlin Bensel; Food Styling: Torie Cox

We dont recommend heating leftovers or serving the pie warm.

Pour water intoPerfect Pie Crust.

Drizzle vanilla and vinegar over the water.

flour, salt, and sugar in bowl

Credit:Caitlin Bensel; Food Styling: Torie Cox

Stir together sugar, flour, and salt in a medium bowl.

Sprinkle sugar mixture over water mixture in crust.

Float butter slices on top.

flour mixture added to water pie

Credit:Caitlin Bensel; Food Styling: Torie Cox

Bake at 400F for 30 minutes.

Shield pie crust, and reduce oven temperature to 375F.

Bake at 375F for 30 minutes.

water pie with butter pats

Credit:Caitlin Bensel; Food Styling: Torie Cox

Remove pie from oven (filling will be very loose and watery).

Cool pie to room temperature, about 1 hour.

Loosely cover pie and refrigerate until fully set, about 8 hours.