For the peach and curd heart with amarettini cookies, beat butter with sugar and bitter almond oil until fluffy and stir in the egg.
Mix flour with baking powder and fold well into the mixture. Butter the heart-shaped cake pan, pour in the batter and bake in a preheated oven at 160°C convection oven for 25 minutes.
Carefully remove cake from pan, soak with orange juice and let cool completely on a cooling rack.
Mix curd cheese with orange juice and sugar. Whip the cream until stiff and fold into the curd mixture.
Coarsely crumble the amarettini, mix into the cream and spread evenly over the cake base.
Cut the peaches into small cubes and decorate the edge of the cake with them. Chill for a good hour. Sprinkle the peach and curd heart with amarettini crumbs.