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Croissant French Toast Casserole – Easy Brunch Bake

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A rich and custardy French toast casserole made with buttery croissants, eggs, cream, and warm spices. Perfect for brunch, holidays, or breakfast meal prep.

Ingredients

Scale
  • 68 large croissants (day-old), torn

  • 6 large eggs

  • 1½ cups whole milk

  • ¾ cup heavy cream

  • ½ cup granulated sugar

  • 1 tbsp vanilla extract

  • 1 tsp cinnamon

  • ¼ tsp nutmeg

  • ¼ tsp salt

  • 2 tbsp melted butter (optional)

  • Powdered sugar or maple syrup, for topping

Instructions

  • Tear croissants and layer in greased 9×13″ baking dish.

  • In a bowl, whisk eggs, milk, cream, sugar, vanilla, cinnamon, nutmeg, and salt.

  • Pour custard over croissants. Press gently.

  • Cover and refrigerate for at least 4 hours or overnight.

  • Preheat oven to 350°F (175°C). Let casserole sit at room temp for 15 min.

  • Dot with butter and bake 40–45 minutes until golden and set.

  • Rest 5 minutes. Serve warm with toppings.

Notes

  • Add fruit, chocolate, or spices to customize

  • Use brioche or challah if croissants aren’t available

  • Store leftovers for 4 days or freeze for up to 2 months