Baileys Chocolate Mousse Trifle – Layers of Decadent Bliss

Name: Baileys Chocolate Mousse Trifle – Layers of Decadent Bliss
Prep time: 30 min
Cook time: 1 h
Total time: 1 h 30 min
Ingredients: 8 oz dark chocolate, chopped; 4 large egg yolks; 3 tablespoons granulated sugar; 1 ½ cups heavy cream, divided; 2 tablespoons Baileys Irish Cream; 2 cups whole milk; ½ cup granulated sugar; 3 tablespoons cornstarch; 3 large egg yolks; ¼ cup Baileys Irish Cream; 1 teaspoon vanilla extract; 1 prepared chocolate cake (store-bought or homemade), cut into cubes; 1 ½ cups heavy whipping cream; 2 tablespoons powdered sugar; Chocolate shavings or cocoa powder (for garnish)