Cream fat and sugar with the whisk of the hand mixer. Stir in 2 eggs one after the other. Mix flour, baking powder and cinnamon and stir in alternately with the almond liqueur. Spread the dough into a greased and flour-spread springform pan (26 cm Ø). Wash, halve and stone the plums. Place them on the dough with the inside facing upwards in flakes.
Cream 2 eggs, honey, sauce powder and lemon zest. Stir in crème fraiche and pour the icing over the plums. Bake the cake in the preheated oven (electric cooker: 175 °C/ convection oven: 150 °C/ gas: level 2) for 50-60 minutes. Sprinkle with the sunflower seeds halfway through the baking time. Let the cake cool down on a cake rack. Dust with the icing sugar
1 hour waiting time