01 -
Let everything sit out and cool all the way in the pan so you can cut tidy slices. Enjoy straight up or toss a little hot fudge on top if you want.
02 -
Scoop the mix into your greased pan. Pop it in the oven for 35 to 40 minutes. You'll see the middle puff up and the top should have little cracks.
03 -
Grab the flour, baking powder, and salt. Gently fold them right in, just until they blend. Stir in the leftover chocolate chips so they’re spread out.
04 -
Pour the slightly cooled chocolate-butter mix into the fluffy eggs and sugar. Stir together so it’s all one color. Don’t overdo it.
05 -
Toss eggs, sugar, and vanilla in your mixer. Beat them up for about 3 minutes—run it medium-high—until the stuff’s light and airy.
06 -
Put the butter and 340 grams of those chocolate chips in a heat-safe bowl. Melt them using the microwave by zapping at half power and stirring every half minute, or set up a double boiler and stir until it’s smooth. Let it cool off a bit.
07 -
Crank your oven to 175°C first. Grease up a 23 cm springform or pie pan so nothing sticks later.