Heavenly Overnight Croissant Bake Delight
Heavenly Overnight Croissant Bake Delight is a make-ahead breakfast casserole with buttery croissants, vanilla custard, cinnamon, berries, and a golden crisp top. It is the kind of recipe that lets you do the work the night before, then bake in the morning while coffee is brewing. Slightly stale croissants are perfect here because they absorb custard without collapsing. The finished bake is soft in the center, bronzed at the edges, and elegant enough for brunch while still being simple enough for a quiet family breakfast.
Ingredients
- 6 large day-old croissants, torn into 2-inch pieces
- 1 tablespoon unsalted butter for greasing the baking dish
- 5 large eggs
- 1 3/4 cups whole milk
- 3/4 cup heavy cream
- 1/2 cup light brown sugar
- 2 tablespoons maple syrup
- 2 teaspoons vanilla extract
- 1 teaspoon ground cinnamon
- 1/4 teaspoon ground cardamom, optional
- 1/2 teaspoon fine sea salt
- 1 cup fresh or frozen blueberries
- 1 cup sliced strawberries or raspberries
- 1/3 cup sliced almonds
- 2 tablespoons coarse sugar for topping
- Powdered sugar or warm maple syrup for serving
Step by step
Grease a 9-by-13-inch baking dish with butter. Arrange the torn croissant pieces in the dish, leaving some pointed edges facing upward for a crisp top.
In a large bowl, whisk the eggs until smooth. Add the milk, cream, brown sugar, maple syrup, vanilla, cinnamon, cardamom if using, and salt. Whisk until the sugar is mostly dissolved.
Pour the custard evenly over the croissants. Press the croissant pieces down gently with clean hands or a spatula so they begin absorbing the liquid.
Scatter the berries between the croissant pieces, tucking some into the center and leaving a few visible on top. Sprinkle with sliced almonds.
Cover the dish tightly and refrigerate overnight, or for at least 6 hours. This resting time helps the croissants absorb custard evenly.
In the morning, remove the dish from the refrigerator while the oven heats to 350°F. Letting it stand for 20 to 30 minutes takes off the chill and helps the custard bake evenly.
Sprinkle the top with coarse sugar. Cover loosely with foil and bake for 25 minutes.
Remove the foil and bake for another 15 to 18 minutes, until the center is set, the top is golden, and a small knife inserted near the middle comes out mostly clean.
Let the bake rest for 10 minutes before serving. This pause allows the custard to settle and makes cleaner portions.
Serve warm with a dusting of powdered sugar or a small drizzle of maple syrup.
Quick facts
| Category | Breakfast |
|---|---|
| Last updated | 2026-07-22 |
| Time | 1 hour 2 minutes plus overnight chilling |
| By | Marie — Chef |
Questions about breakfast?
The How To Cook Guide team is happy to help.
Good to know
Refrigerate leftovers tightly covered for up to 3 days. Reheat individual portions in a 325°F oven or toaster oven until warmed through, about 10 to 15 minutes. Microwave reheating works for speed but softens the crisp top. Freezing is possible for up to 1 month, though the texture is best fresh.
Frequently asked questions
Can I bake this without chilling overnight?
You can chill it for at least 1 hour in a pinch, but overnight gives the best texture because the croissants absorb the custard more evenly.
How do I know when the center is done?
The center should look set rather than wet, and a knife inserted near the middle should come out mostly clean with custard clinging lightly, not liquid pooling.
Can I make this dairy-free?
You can experiment with unsweetened non-dairy milk and cream alternatives, but the texture and richness will vary. Choose croissants that also meet your dairy-free needs.
