Tres Leches

Milk is poured over a baked cake, left to soak in, and then chilled. Tres leches is a dessert in which a light cake absorbs a generous amount of dairy liquid. The name means “three milks.” Each slice holds its shape while retaining moisture inside, and the cake also appears at birthdays and family gatherings in Latin America. Its distinguishing feature is that the cake itself is filled with milk, rather than simply having cream spread over its surface.

The Combination of Dairy Products That Makes the “Three Milks”

Sweetened condensed milk adds the flavor of concentrated milk and the sweetness of sugar, evaporated milk adds the flavor of milk concentrated without added sweetness, and cream adds the richness of milk fat. Dairy products that differ in how they are concentrated and in their milk-fat content are combined into a sweet, rich soaking liquid.

In Nestlé’s method for Mexico, sweetened condensed milk and evaporated milk are combined with a cream called media crema. King Arthur baking author PJ Hamel uses sweetened condensed milk, evaporated milk and heavy cream, and also offers the option of replacing the evaporated milk with half-and-half, a blend of milk and cream. Even under the name “three milks,” the combination and proportions are not uniform.

There are also methods that use the milk readily available in Japan. An example that Harumi Kurihara presents for Snow Brand Megmilk combines sweetened condensed milk, milk and cream with rum, and does not use evaporated milk. The cooled cake is returned to the pan with its paper, holes are made in it, and the liquid is poured in before chilling. Despite the name “three milks,” the cake does not necessarily require two kinds of canned dairy products.

Making the Cake and Soaking It in the Dairy Liquid

Hamel’s cake uses no butter or oil and relies on both egg foam and baking powder. The egg whites are whipped to soft peaks, and the yolks are beaten with sugar until they fall in ribbons. Water, flavoring, flour and leavening are mixed into the yolk mixture, and finally the egg-white foam is folded in.

By contrast, Nestlé’s home method mixes corn oil, eggs, evaporated milk, pancake mix, leavening and other ingredients in a blender. Whether the foams are made separately or everything is mixed at once changes both the work involved and the amount of fat.

After baking, holes are made with a fork or similar utensil, and the mixed dairy liquid is poured in a little at a time. Hamel lets the cake cool first and pauses partway through to let the liquid soak in. In Nestlé’s method, the slightly cooled cake is removed from the pan before holes are made. Liquid has difficulty penetrating a cake that is too dense, while a cake that is too weak loses its shape. The cake must therefore be made with its absorption after baking in mind.

The cake is refrigerated to let the flavors meld, and whipped cream is layered on before serving. Nestlé presents a finish with strawberries or peaches in syrup, while Hamel presents one with fruit such as mango, and cinnamon.

Theories of Origin and the Spread Through Canned Dairy Products and Cookbooks

Mexico and Nicaragua both count tres leches as part of their national food cultures. There is also a story that recipes (the ingredient proportions and method) printed on dairy cans spread to households, but neither the country of origin nor the date of the first label has been established. Nestlé’s current explanation also lists claims of creation from several countries while describing the origin as unknown.

Canned dairy products also changed the way ingredients were obtained. Milk with reduced moisture, concentrated milk with added sugar, and cream containing fat could be combined as products of consistent quality. Nestlé traces the start of La Lechera’s production to Spain in 1910, and the product is said to have become established as a baking ingredient in Latin American and Hispanic households in the 1970s. In Nicaragua, too, the tourism authority lists tres leches as one of the desserts representative of home confectionery.

A concrete example of its spread comes from Los Ranchos, a restaurant in Miami. In a 2014 interview with El Diario NY, manager Faustino Rodriguez said that when the restaurant opened in 1981, an acquaintance, Rita Ketel, brought in a recipe she had inherited from her mother, and the restaurant began serving it. He also said that, as the dessert gained a reputation, the recipe was printed on paper and handed out to customers.

In the same interview, culinary expert Maricel Presilla also said that she contributed her own recipe to the 1997 edition of The Joy of Cooking, based on the recipe she first saw at this restaurant. This testimony shows a household recipe reaching a restaurant and spreading to its customers and to cookbook readers.

A Two-Layer Version Made with Almonds

Culinary expert Pati Jinich makes it as a two-layer cake using almonds. Separately whipped egg whites are folded into a batter of almond flour, wheat flour, vegetable oil and almond milk, and the soaking liquid also uses unsweetened almond milk together with evaporated milk and sweetened condensed milk.

The liquid is poured over the bottom layer, which is left for 5–10 minutes, and then apricot jam and toasted almonds are sandwiched in between. The rest of the liquid is poured over the top layer in two additions, and once it has soaked in, the cake is refrigerated for at least 8 hours or overnight. Finishing with whipped cream flavored with lime zest adds a citrus aroma to the richness of the milk and nuts. Compared with methods that make a single layer on a large platter, there are more steps for checking the absorption layer by layer.

How It Differs from Trifle: Where the Soaking Liquid and Cream Go

The technique of soaking a baked cake with liquid is also found in other desserts. In the trifle in Beeton’s 1861 book on household management, sherry and brandy are poured over sponge cake and macarons, and jam, cooled custard and whipped cream are layered on top. It is the baked base at the bottom that is soaked with alcohol, while the milk-based custard and cream are layered on top. This differs from tres leches, which uses the three milks themselves as the soaking liquid, both in flavor and in where the dairy products are used.

Trileçe in the Balkans: Different Milk Combinations and Toppings

In southeastern Europe, the name trileçe spread in countries such as Albania and Turkey. A 2014 food-tour report from Istanbul records how this new sweet made its way not only into pastry shops but also into old-fashioned meatball restaurants. A story that it came from Albania spread, and a 2015 food article also introduces an account from an acquaintance of Albanian descent, who said they learned of the dessert by watching a Latin American soap opera that was popular there.

Some versions of the “three milks” use the milk of three kinds of animals: cow, goat and sheep. Meanwhile, the Istanbul restaurant Köfteci Arnavut explains that it mixes thick kaymak made from water buffalo milk with cow’s milk. Instead of gathering two kinds of canned milk, this local adaptation makes the soaking liquid from whatever milk and fat are available.

Covering the top with caramel is another characteristic of the trileçe that spread in this region. In Refika Birgül’s method, a liquid of milk, sugar and cream is soaked into cake cut into squares, and after chilling, a sauce made by caramelizing sugar and then adding butter and cream is spread over it. When thin lines of white cream drawn on top are pulled through alternately with a toothpick, a white, feather-like pattern appears on the brown surface. Whereas the Latin American method tops the cake with whipped cream and fruit, here a thin layer of caramelized sugar covers the milk-soaked layer.

Birgül also has another method in which süt reçeli is spread on before serving. This is a “milk jam” made by cooking down milk and sugar. A topping cooked down from milk and a caramel in which the sugar is caramelized first both turn out brown, but the ingredients that are heated and the order of the steps differ.

“Four Milks” with Dulce de Leche or Chocolate

With “four milks,” the way of counting also varies. In Nestlé’s cuatro leches for the Dominican Republic, evaporated milk, cream and reconstituted powdered milk are cooked to make the soaking liquid, and dulce de leche is spread on top. Rather than adding milk from another animal, this counts a product made by cooking down milk and sugar as the fourth milk. Meanwhile, the same company’s presentation for Chile includes an example that treats chocolate as the fourth flavor. Even when the number in the name is the same, the combination of what is soaked in as liquid and what is layered on the surface varies.

Glossary