Beat the sugar, eggs and butter at room temperature until creamy. Mix the flour, almonds and baking powder and stir in the tablespoonful together with the 100 ml Bailey`s.
Pour the batter into the muffin molds and bake in the preheated oven at 170 ° C for 25 minutes. Let cool down completely.
For the frosting:
Beat the room temperature butter with the powdered sugar and the Bailey`s until creamy. Now stir in the cream cheese by hand with the whisk.
If the frosting is a little too runny, put it in the refrigerator for 15 minutes. Then place in a piping bag and sprinkle rosettes on the muffins. Decorate with sprinkles.