01 -
Preheat oven to 175°C. Grease a 23x33 cm baking pan with butter or nonstick spray.
02 -
In a medium bowl, whisk flour and baking powder until evenly mixed. Set aside.
03 -
In a stand mixer, whisk eggs on medium-high speed for 3–5 minutes until pale, thick, and fluffy.
04 -
Place butter and milk in a small saucepan. Warm over medium-low heat until butter melts and bubbles form around pan edges. Do not boil.
05 -
Gradually add sugar and vanilla extract to the whipped eggs while continuing to whisk.
06 -
Gradually add the flour mixture to the egg and sugar blend, mixing on medium speed just until smooth and cohesive.
07 -
With mixer on medium-low speed, carefully stream the hot milk and melted butter into the batter. Mix until just combined.
08 -
Pour batter into prepared pan. Bake for 30–35 minutes or until a toothpick inserted in the centre comes out clean.
09 -
Allow cake to cool in pan for 10–15 minutes, then turn out onto a wire rack to fully cool.
10 -
Slice and serve once completely cooled.