French Toast Casserole Sides: 9 Easy Pairings

Updated November 5, 2026

Total time
1 hr 5 min
prep 20 min · cook 45 min
Serves
8
portions as written

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French Toast Casserole Sides: 9 Easy Pairings

French toast casserole is a crowd-pleasing breakfast bake made from bread, eggs, milk, and warm spices, all soaked overnight and baked until golden and custardy. While it shines on its own, the right side dishes turn it into a complete, memorable brunch. This guide covers nine versatile sides—from crispy bacon to fresh fruit—that balance the casserole’s sweetness and richness, with tips for building a balanced plate.

Ingredients

  • 1 lb (450 g) bacon or breakfast sausage links
  • 6 large eggs
  • 1 cup (240 ml) whole milk
  • 1 tsp (5 ml) vanilla extract
  • 1 tsp (2 g) ground cinnamon
  • 8 cups (about 1 lb / 450 g) cubed day-old brioche or challah bread
  • 1/2 cup (100 g) granulated sugar
  • 1/4 cup (60 g) unsalted butter, melted
  • 1 cup (150 g) fresh berries (strawberries, blueberries, raspberries)
  • 1 large orange, zested and juiced
  • 1/4 cup (60 ml) maple syrup, plus more for serving
  • 1/2 cup (120 g) Greek yogurt or sour cream
  • 1/4 cup (30 g) chopped pecans or walnuts
  • 2 tbsp (30 g) brown sugar
  • 1/2 tsp (1 g) ground nutmeg
  • 1/4 tsp (1 g) salt
  • 1 tbsp (15 ml) olive oil (for roasting vegetables, optional)
  • 2 cups (300 g) mixed vegetables (bell peppers, zucchini, mushrooms) – optional for a savory side

Instructions

  1. Preheat your oven to 350°F (175°C). Grease a 9×13-inch (23×33 cm) baking dish with butter or nonstick spray.
  2. In a large bowl, whisk together the eggs, milk, vanilla, cinnamon, nutmeg, salt, and 1/4 cup (50 g) of the sugar until smooth.
  3. Add the bread cubes to the egg mixture and toss gently to coat every piece. Let sit for 10 minutes, stirring once, so the bread absorbs the custard.
  4. Pour the bread mixture into the prepared dish and spread evenly. Drizzle the melted butter over the top.
  5. In a small bowl, combine the remaining 1/4 cup (50 g) sugar, brown sugar, and chopped pecans. Sprinkle this streusel over the casserole.
  6. Bake for 40–45 minutes, until the top is golden and the center is set (a knife inserted comes out clean). If the top browns too quickly, cover loosely with foil.
  7. While the casserole bakes, cook the bacon or sausage in a skillet over medium heat until crisp and browned. Drain on paper towels. If using sausage links, cook until they reach an internal temperature of 160°F (71°C) (USDA FSIS safe minimum for ground meat).
  8. For a fresh fruit side, toss the berries with the orange zest and juice. Set aside.
  9. For a savory vegetable side (optional), heat olive oil in a skillet over medium-high heat and sauté the mixed vegetables until tender, about 5–7 minutes. Season with salt and pepper.
  10. Let the casserole rest for 5 minutes before serving. Serve warm with maple syrup, the fresh berry mixture, and a dollop of Greek yogurt or sour cream.

Tips

  • Use day-old bread: Stale or slightly dried bread absorbs the custard better without turning mushy. If your bread is fresh, cut it into cubes and let it sit out for an hour before using.
  • Don’t over-soak: If you’re in a hurry, 10 minutes is enough. For an overnight soak, cover and refrigerate up to 12 hours—this deepens the flavor but reduces baking time by about 5 minutes.
  • Check for doneness: The casserole is done when the internal temperature reaches 160°F (71°C) (USDA FSIS safe minimum for egg dishes). A knife inserted into the center should come out clean.
  • Make it ahead: Assemble the casserole the night before, cover, and refrigerate. In the morning, let it sit at room temperature for 20 minutes while the oven preheats, then bake as directed.

Serving Suggestions

Serve the casserole as the centerpiece with a selection of sides. For a classic brunch, pair it with crispy bacon or sausage, a bowl of fresh fruit, and a pitcher of orange juice or coffee. For a heartier meal, add roasted potatoes or a simple green salad. The sweet-savory contrast of bacon and maple syrup is a timeless favorite. For a lighter option, serve with a dollop of Greek yogurt and extra berries.

Variations

  • Savory twist: Omit the sugar and cinnamon, and add 1 cup (150 g) of shredded cheddar cheese and 1/2 cup (60 g) of cooked, crumbled bacon to the custard. Serve with sautéed vegetables.
  • Apple cinnamon: Replace the berries with 2 cups (300 g) of diced apples tossed with 1 tsp (2 g) cinnamon and 2 tbsp (30 g) brown sugar. Layer half the bread, then the apples, then the remaining bread.
  • Chocolate chip: Fold 1/2 cup (90 g) of chocolate chips into the bread mixture before baking. Reduce the sugar to 1/4 cup (50 g) total.
  • Vegan: Use a plant-based milk (like almond or oat) and a commercial egg replacer (equivalent to 6 eggs). Use vegan butter and skip the yogurt topping.

Storage and Reheating

Store leftover casserole in an airtight container in the refrigerator for up to 4 days. To reheat, place a portion on a microwave-safe plate and heat in 30-second intervals until warm, or reheat in a 350°F (175°C) oven for 10–15 minutes. The casserole can also be frozen for up to 2 months: wrap tightly in plastic wrap and foil, then thaw overnight in the fridge before reheating. Reheat frozen portions in the oven at 350°F (175°C) for 20–25 minutes.

Frequently Asked Questions

Can I use regular sandwich bread instead of brioche? Yes, but the texture will be softer and less rich. Use a sturdy white bread or sourdough for best results. You may need to reduce the custard slightly to avoid sogginess.

How do I know when the casserole is fully cooked? The center should be set and a knife inserted into the middle should come out clean. The internal temperature should read 160°F (71°C) on a food thermometer. If the top browns too fast, cover with foil.

Can I make this casserole without eggs? Yes, use a commercial egg replacer or a mixture of 1 tbsp (15 ml) ground flaxseed with 3 tbsp (45 ml) water per egg. The texture will be slightly less custardy but still delicious.

What can I use instead of maple syrup? Honey, agave nectar, or a simple syrup work well. For a sugar-free option, use a sugar-free syrup or a fruit compote.

Can I add protein to the casserole itself? Absolutely. Cooked sausage, bacon, or ham can be folded into the bread mixture before baking. Just ensure any meat reaches its safe minimum internal temperature (160°F/71°C for ground meats) before serving.

How long can I leave the casserole out? Per food safety guidelines, refrigerate leftovers within 2 hours of baking. Do not leave it at room temperature for more than 2 hours total.

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Safety notes: safe minimum internal temperatures from USDA FSIS; raw and undercooked fish guidance from the U.S. FDA. Food safety notes

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