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Easy French Toast Casserole Brioche

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A rich, custardy breakfast bake made with buttery brioche soaked in vanilla-cinnamon egg mixture, baked until golden. Perfect for holiday brunches or large gatherings with make-ahead convenience.

  • Total Time: 60
  • Yield: 8 servings 1x

Ingredients

Scale

1 loaf brioche bread (about 12 slices)
3 large eggs
1 1/2 cups whole milk
1/2 cup granulated sugar
1 teaspoon pure vanilla extract
1/2 teaspoon ground cinnamon
2 tablespoons unsalted butter
Powdered sugar for garnish (optional)

Instructions

Preheat oven to 375°F (190°C)
Slice brioche into 1-inch pieces and arrange in a single layer in a greased 9×13-inch baking dish
In a bowl, whisk eggs, milk, sugar, vanilla, and cinnamon until smooth
Pour custard mixture over bread, pressing slices down to submerge
Cover and refrigerate overnight or at least 8 hours
Place dish on a baking sheet and bake for 40-45 minutes, until golden and custard is set
Let cool slightly before serving, optionally dust with powdered sugar

Notes

Use day-old brioche for better moisture absorption
Add a pinch of nutmeg for extra warmth
Serve with fresh berries or maple syrup
Leftovers can be refrigerated for up to 3 days

  • Author: Samantha Jones
  • Prep Time: 15
  • Cook Time: 45
  • Category: Lean Chicken
  • Method: Baking
  • Cuisine: American
  • Diet: Vegetarian

Nutrition

  • Serving Size: 1 wedge (1/8 of casserole)
  • Calories: 420
  • Sugar: 15g
  • Sodium: 400mg
  • Fat: 24g
  • Saturated Fat: 14g
  • Carbohydrates: 42g
  • Fiber: 1g
  • Protein: 12g
  • Cholesterol: 180mg