Black forest cake

Name: Black forest cake
Prep time: 30 min
Cook time: 5 h
Total time: 5 h
Yield: 12 slices
Ingredients: 300 g frozen pitted cherries; 80 g Kirsch; 1 tbsp white sugar; 50 g water; 1 tsp vanilla bean paste; butter; 150 g plain flour; 200 g caster sugar; 30 g cocoa powder; ½ tsp salt; 3 tsp baking powder; 100 g water; 90 g vegetable oil; 3 egg; 1 tsp vanilla bean paste; 3 egg; 30 g dark chocolate; 400 g pouring (whipping) cream; ½ tbsp caster sugar; ½ tsp vanilla bean paste; 4 tbsp Kirsch