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Preheat the oven to 350°F (175°C). Line an 8×8-inch baking pan with parchment paper.
In a bowl, mix flour, 1/2 cup sugar, baking powder, and salt. Add softened butter, eggs, and 1 teaspoon vanilla extract. Beat until smooth.
Pour batter into the prepared pan and bake for 20-25 minutes, or until a toothpick inserted into the center comes out clean. Let cool completely.
In a saucepan, combine milk and 1/2 cup sugar. Heat over medium heat until the sugar is dissolved and the mixture is hot but not boiling.
In a separate bowl, whisk cornstarch and egg yolks until smooth. Slowly pour hot milk mixture into the egg mixture, whisking constantly.
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Healthy nutrition
Grandma’s Recipes
Return the mixture to the saucepan and cook over medium heat, stirring constantly, until it thickens and begins to boil. Remove from heat and stir in 2 tablespoons butter and 1 teaspoon vanilla extract. Pour the custard over the cooled cake layer and refrigerate until set.
To make the ganache, heat heavy cream in a small saucepan until it just begins to simmer. Remove from heat and pour over the chopped dark chocolate. Let sit for 2-3 minutes, then whisk until smooth.
Pour the ganache over the set custard layer and refrigerate for at least 2 hours, or until the ganache is set.
Cut into squares and serve. Enjoy!
Prep Time: 20 minutes | Cooking Time: 25 minutes | Total Time: 3 hours (including cooling) | Kcal: 350 kcal per serving | Servings: 12 bars
