Step 1 of 8

Mix eggs, cocoa powder, salt, baking powder, espresso powder, and vanilla.

For this step

Egg 2

Cocoa powder 120 ml

Salt ½ tsp

Baking powder ½ tsp

Vanilla 1½ tsp

Espresso powder 2 tsp

Step 2 of 8

Cream butter and sugar in a bowl.

For this step

Butter 120 ml

Sugar 235 ml

Step 3 of 8

Microwave the mixture in 15‑second intervals until the sugar dissolves and the mixture is shiny.

For this step

Butter 120 ml

Sugar 235 ml

Step 4 of 8

Combine the egg mixture with the butter mixture and mix well.

For this step

Egg 2

Cocoa powder 120 ml

Salt ½ tsp

Baking powder ½ tsp

Vanilla 1½ tsp

Butter 120 ml

Sugar 235 ml

Step 5 of 8

Add flour and mix gently, do not overmix.

For this step

Flour 175 ml

Step 6 of 8

Fold in chocolate chips until combined.

For this step

Chocolate chips 235 ml

Step 7 of 8

Pour batter into a 9x9 pan.

Step 8 of 8

Bake at 350 °F for 28‑30 minutes.

Step timer

28:00

Mix eggs, cocoa powder, salt, baking powder, espresso powder, and vanilla.

Cream butter and sugar in a bowl.

Microwave the mixture in 15‑second intervals until the sugar dissolves and the mixture is shiny.

Combine the egg mixture with the butter mixture and mix well.

Add flour and mix gently, do not overmix.

Fold in chocolate chips until combined.

Pour batter into a 9x9 pan.

Bake at 350 °F for 28‑30 minutes.

Bake at 350 °F for 28‑30 minutes.