Sieve all purpose flour, cocoa powder, coffee powder into a bowl and keep it aside. Sift twice.
Add sugar and yogurt in a bowl and mix it well until sugar completely dissolves.
Add baking powder, baking soda to the mix and blend it well.
When you see bubbles appearing, add vanilla extract, olive oil and mix well.
Now add flour mix slowly into the wet mix and blend it well. Make sure there are no lumps in the batter.
Now add chocolate chips and give a quick stir.
Preheat oven at 180 C.
Grease the muffin cups with some oil evenly and add the batter to it. Make sure to fill each muffin cup till ¾ cup. You can even use muffin liners.
Bake at same temperature for 25 minutes. Check after 20 minutes by inserting a toothpick at the center of the muffin. If it comes out clean, then your muffin is done or else continue baking for 5 more minutes and keep a watch on it.
Once it has cooled down, remove from the muffin cup and enjoy for breakfast.