01 -
Position oven rack to center of oven and preheat to 165°C. Grease two 10 cm x 6 cm round, springform cake tins with butter.
02 -
Sift together the flour, baking powder, salt and cocoa in a mixing bowl. Set aside.
03 -
Add the chocolate to a microwave-safe bowl. Microwave on high in 30-second increments, stirring between intervals until completely melted.
04 -
In a large bowl, beat the butter and sugar until light and fluffy, approximately 4 to 5 minutes.
05 -
Add the eggs to the butter mixture one at a time while beating, then mix in the warm milk. If the mixture appears curdled, continue with the recipe as it will stabilize.
06 -
Fold the dry ingredient mixture and melted chocolate into the butter mixture until well combined and smooth.
07 -
Divide the batter evenly between the prepared pans. For accuracy, use a kitchen scale to measure. Bake for 40-50 minutes until a toothpick inserted in the center comes out clean.
08 -
Allow cakes to cool in pans for 10 minutes. Then remove from pans and place onto a wire cooling rack to cool completely.
09 -
Cream the butter and powdered sugar using a mixer until light and fluffy. Gradually mix in the melted chocolate and cocoa powder until well combined, scraping down the sides of the bowl as needed. If too thick, add a small amount of milk. Set aside for 1 hour to firm up.
10 -
Add melted chocolate to a piping bag or zipper bag with a small corner cut off. Pipe a heart shape onto parchment paper. Refrigerate until hardened.
11 -
Divide the store-bought white frosting between two bowls. Add red food coloring to one portion until desired shade is achieved. Combine both white and red frosting in one piping bag to create a swirl effect.
12 -
Use a large, sharp knife to flatten the tops of both cakes for even stacking.
13 -
Place one cake layer on a turntable or flat serving surface. Spread a thick layer of chocolate frosting on top, then position the second cake layer over it.
14 -
Place small pieces of parchment paper underneath the cake edges. Apply a thin layer of chocolate frosting all over the cake to seal in crumbs. Refrigerate for 30 minutes.
15 -
Remove cake from refrigerator and apply a second, even layer of chocolate frosting, smoothing with an offset spatula. Refrigerate for another 30 minutes.
16 -
Pipe the red and white frosting on top of the cake in your preferred design. Carefully place the chocolate heart on top of the cake as a final garnish.