Preheat over to 180 degrees C and add 12 muffin cases to a muffin tray
Sift flour and cocoa powder into a mixing bowl and add sugar, baking soda, salt and coffee powder
Add lemon juice followed by milk to a jug and allow to curdle then add to the mixing bowl
add vanilla, coco oil, apple sauce and vinegar to the mixing bowl and stir to form a thick batter
fold in choc chips and chunks
Bake for 25 mins and check batter is cooked with a toothpick or similar. If necessary you can cook for a further 2-3 mins then allow to cool before eating!