Healthy Cocoa Bomb with Banana Frosting

Preheat the oven to 180 °C top/bottom heat. Line a springform pan (Ø 25 cm) with baking paper, grease the edges with a little coconut oil. Clean the carrots, grate them finely, and squeeze out the juice. Puree the bananas and apples. Grind the oats and mix with the remaining ingredients to form a dough. Bake for 45 minutes. Prepare frosting from bananas and cocoa and spread it over the cake.