Mix the butter with the sugar until frothy. Add the remaining ingredients and stir everything well. Put the mixture in refractory molds or in a refractory mold with subdivisions so that 6 - 8 tartlets are created - depending on the size of the molds.
Bake the form in the oven preheated to 200 ° C for 20-25 minutes. Cover the last 5 - 10 minutes with aluminum foil if necessary.
The tartlets taste very good on their own. It also goes well with heated fruit jam, chocolate sauce or mint sauce.