Find the full recipe --> https://www.oliviascuisine.com/ferrero-rocher-trifle/
Ingredients:
HAZELNUT CRUMBS
• 1 1/2 cups hazelnuts, toasted and peeled
• 15 Maria cookies
PASTRY CREAM
• 4 1/2 cups milk, divided
• 1 cup sugar
• 1/4 cup cornstarch
• 6 egg yolks
HAZELNUT MOUSSE
• 1 1/2 cups hazelnuts, toasted and peeled
• 1/4 of the whipped cream
NUTELLA MOUSSE
• 1 1/2 cups Nutella
• 1/4 of the whipped cream
WHIPPED CREAM
• 1 quart (4 cups) heavy cream, cold
• 3/4 cup confectioner's sugar
FOR ASSEMBLY
• 20 Ferrero Rocher chocolates, halved
• 5 to 10 Ferrero Rocher chocolates, to decorate