| 1 ½ cups/190 grams all-purpose flour | whisk together flour, sugar, baking powder, cinnamon, nutmeg and salt | fold flour mixture and beaten whites alternately into yolk mixture, pour into buttered pan and bake 25 min until golden | poke holes in warm cake, cut into 18 pieces, pour milk mixture over, chill 8 hours | spread dulce de leche over cake, whip cream with remaining dulce de leche, spread and sprinkle with cinnamon |
| 1 cup/200 grams granulated sugar |
| 2 teaspoons baking powder |
| ½ teaspoon ground cinnamon, plus more for sprinkling |
| ¼ teaspoon grated nutmeg |
| ¼ teaspoon fine sea salt, plus a pinch |
| 6 large eggs, separated | whisk together egg yolks, melted butter, milk and vanilla |
| 5 tablespoons/75 grams melted unsalted butter, plus more softened butter for greasing the pan |
| 3 tablespoons/45 milliliters whole milk |
| 2 teaspoons vanilla extract |
| 6 large eggs, separated | beat egg whites with cream of tartar until foamy, then add remaining sugar until firm peaks form |
| ¼ teaspoon cream of tartar |
| 5 tablespoons/75 grams melted unsalted butter, plus more softened butter for greasing the pan |
| 1 (14-ounce) can unsweetened coconut milk | heat coconut milk, evaporated milk, condensed milks, rum and salt until steaming |
| 1 cup/240 milliliters evaporated milk |
| ¾ cup/180 milliliters sweetened condensed coconut milk (a 7-ounce can, or use more regular condensed milk) |
| ⅔ cup/160 milliliters sweetened condensed milk |
| 3 tablespoons dark or amber rum |
| 1 cup/240 milliliters dulce de leche |
| 1 ½ cups/360 milliliters heavy cream |
| ½ teaspoon ground cinnamon, plus more for sprinkling |