Melt the butter at low heat
Whisk together eggs and sugar to a fluffy mass in a bowl
Add baking powder, cinnamon and salt, whisk till there are no lumps
Add the flour and butter as well and stir thoroughly
Grate the carrots roughly and grate the ginger finely. Add both to the dough, stir thoroughly
Add the raisins and stir till the dough is even
Put cupcake liners in a muffin pan
Pour the dough into the cupcake liners and bake them in the oven at 175° C for 20-25 min
Allow the muffins to cool completely on a rack