Best French Toast Casserole Recipe

Ingredients

• 6 large eggs
• 1 2/3 c. whole milk
• 1 c. heavy cream
• 3/4 c. (160 g.) packed light brown sugar
• 1 tsp. ground cinnamon
• 1 tsp. pure vanilla extract
• 1/2 tsp. kosher salt
• 1 (1-lb.) loaf white bread, preferably day-old, cut into 3/4"-thick slices
• 1/2 c. sliced raw almonds
• 1/2 c. (60 g.) confectioners' sugar
• Fresh berries, for serving (optional)