Croissant French Toast Casserole

Bahan-bahan (8 porsi)

• 5 -6 large croissants (fresh or a few days old)
• 5 eggs
• 1 cup whole milk (warm)
• 1/2 cup heavy cream
• 4 tbsp melted butter
• 1/3 cup sugar
• 2 tsp vanilla extract
• 2 tsp ground cinnamon
• 1/2 tsp fine sea salt
• 2 cups blueberries or mixed berries (plus more to garnish (strawberries, blueberries, blackberries, raspberries)*)