First, if you decide to use golden raisins, or any type of raisins, it is important to place them into a bowl and soak them in water. This way, you will eliminate a lot of the sugar from the raisins. Leave them into water until you make the composition for the muffins.
Preheat the oven at 180° C (356° F)
Place the bananas, broken into pieces, in the mixing bowl (or in a simple larger bowl)
Mash the bananas 5 SEC - SPEED 5. If you don't use a Thermomix, then mash them with a mixer or with a fork
Using a sieve, pour the flour into the bowl; Also, add the baking powder
Now, add the eggs, the cinnamon, the vanilla extract and the golden raisins;
Mix all the ingredients 10 SEC – SPEED 3. If you don’t own a Thermomix, mix them with a mixer on lower speed or using a whisk/ spatula;
Grease the muffin tins with soft butter or use muffin liners
Gently pour the muffins batter into the tins;
Place the muffin tins into the preheated oven;
Bake them for 30 MIN at 180° C (356° F)
Once baked, take the tins out of the oven and leave them to cool for 10-20 MIN before serving