Pre-heat the oven to 180 degrees C. Line the muffin tin cups with baking parchment or paper muffin cups and spray with baking spray or grease with butter.
Puree the banana, honey and milk in a food processor. Beat the eggs until light and fluffy and add to the banana mixture. Then add the flour, baking powder and cinnamon. Process in the food processor until smooth.
Finally, stir in the contents of 1 passion fruit.
Bake the muffins for 30 minutes at 180 degrees. Insert a cake tester to see if the muffins are baked through. If it comes out clean, the muffins are done.
Scoop out the contents of the two remaining passion fruits and distribute it over the muffins just before serving.