Preheat oven to 375°F at step 5.
In a bowl, sift together flour, baking powder and cocoa powder. Set aside.
Bring a pot of water to a boil. In a glass bowl, whisk together the sugar, eggs, butter, baking soda and milk. Steam over med/high heat until sugar and butter completely dissolves, stirring as needed, about 6-8 minutes.
Remove from heat and quickly stir in the flour mixture while it's still hot. TIP: Add the flour mixture at once and not in batches. Set aside for the dough to cool, about 15 minutes.
Dust surface area with flour and pour the batter on the workspace. Divide batter into eight even pieces.
Sprinkle flour over the dough and roll it out to about a 9". Place a round dish over the dough and cut out an even circle. Keep the scraps.
Place cake layer onto parchment paper carefully and bake for 6-8 minutes.
Repeat with all eight layers. Then, bake the leftover scraps.