Powder the nuts and keep it aside.
Make a puree of apple, banana and add to the flour.
Add the nuts powder and fold the entire mixture.
Microwave the chopped dark chocolate for 1 min in 30 secs spurts.
Add this to the batter and gently fold into the batter.
Finally, add the baking powder and gently fold in.
Grease the mini muffin tray with oil.
Preheat the oven at 185 C.
Fill the molds to 3/4th with the batter.
Bake the muffins at 185 C for 12 mins.
Let it rest before removing.