Strata Real Estate: Savory Breakfast Casserole Recipe

Strata real estate is a savory bread pudding that layers cubes of bread, eggs, cheese, and your choice of vegetables or meat. It’s a versatile and crowd-pleasing dish that’s perfect for brunch, holidays, or any meal where you want something hearty and satisfying. The magic of strata lies in its make-ahead nature: you assemble it the night before, and the bread soaks up the custard, resulting in a golden, puffy, and incredibly flavorful casserole.

Ingredients

1 lb (450 g) day-old crusty bread (like sourdough or French baguette), cut into 1-inch cubes
8 large eggs
2 cups (480 ml) whole milk
1 cup (240 ml) heavy cream
1 tsp (5 g) Dijon mustard
1 tsp (2 g) kosher salt
1/2 tsp (1 g) freshly ground black pepper
1/4 tsp (0.5 g) freshly grated nutmeg (optional)
2 cups (200 g) shredded sharp cheddar cheese
1 cup (100 g) shredded Gruyère or Swiss cheese
1 cup (150 g) cooked and crumbled bacon or sausage (optional)
1 cup (150 g) sautéed mushrooms, spinach, or roasted red peppers (optional)
2 tbsp (30 g) unsalted butter, melted, for greasing the dish

Instructions

Prep the bread: If your bread is not already stale, spread the cubes on a baking sheet and leave them out overnight, or toast them in a 300°F (150°C) oven for 10-15 minutes until dry but not browned. This helps the bread absorb the custard without turning mushy.
Butter the baking dish: Grease a 9×13-inch (23×33 cm) baking dish with the melted butter.
Layer the strata: Spread half of the bread cubes in the prepared dish. Sprinkle with half of the cheddar, half of the Gruyère, and half of your chosen add-ins (bacon, mushrooms, etc.). Repeat with the remaining bread, cheeses, and add-ins.
Make the custard: In a large bowl, whisk together the eggs, milk, heavy cream, Dijon mustard, salt, pepper, and nutmeg (if using) until well combined.
Pour and soak: Pour the custard evenly over the bread mixture. Use a spatula to gently press down on the bread to ensure it’s all submerged. Cover the dish with plastic wrap or aluminum foil and refrigerate for at least 8 hours, or overnight (up to 24 hours). This allows the bread to soak up the custard, creating a creamy interior.
Preheat and bake: When ready to bake, preheat your oven to 350°F (175°C). Remove the strata from the refrigerator and let it sit at room temperature for 30 minutes while the oven heats.
Bake: Bake uncovered for 50-60 minutes, until the top is golden brown and puffed, and the center is set. To check for doneness, insert a knife into the center; it should come out clean. The internal temperature of the egg mixture should reach 160°F (71°C), the USDA FSIS safe minimum for egg dishes.
Rest and serve: Let the strata rest for 10 minutes before slicing and serving. This allows it to set and makes it easier to cut into neat squares.

Tips

Bread choice: A crusty, day-old bread like sourdough or French bread works best. Avoid soft sandwich bread, which can become too mushy. If you only have fresh bread, dry it out in the oven as described above.
Don’t skip the soak: The overnight soak is essential for the perfect texture. It allows the custard to fully saturate the bread, resulting in a creamy, custardy interior with a crispy top. If you’re short on time, a minimum of 2 hours will work, but the texture will be less ideal.
Cheese variations: Feel free to swap the cheeses based on what you have. A mix of sharp cheddar and Gruyère is classic, but Monterey Jack, fontina, or even blue cheese crumbles would be delicious.
Don’t overbake: Overbaking can dry out the strata. Start checking at the 50-minute mark. The center should be just set, not jiggly, and the top should be deeply golden.

Serving Suggestions

Serve strata warm, cut into squares, with a side of fresh fruit salad, roasted tomatoes, or a simple green salad. It’s also wonderful with a dollop of sour cream or crème fraîche and a sprinkle of fresh chives. For a brunch spread, pair it with mimosas, coffee, and a basket of pastries.

Variations

Vegetable Strata: Sauté a mix of mushrooms, spinach, bell peppers, and onions in a little olive oil until softened, then let cool before adding to the layers.
Mediterranean Strata: Use feta cheese, sun-dried tomatoes, artichoke hearts, and Kalamata olives for a Greek-inspired twist.
Southwest Strata: Add black beans, corn, roasted green chiles, and pepper Jack cheese. Serve with salsa and avocado.
Herb and Goat Cheese Strata: Use a mix of fresh herbs like thyme, rosemary, and chives, and crumble goat cheese over the layers instead of Gruyère.

Storage and Reheating

Store any leftover strata in an airtight container in the refrigerator for up to 3 days. To reheat, place individual portions on a microwave-safe plate and microwave on high for 1-2 minutes, or until heated through. For a crispier texture, reheat in a 350°F (175°C) oven for 10-15 minutes.

Frequently Asked Questions

Can I make strata without letting it sit overnight? Yes, you can bake it immediately, but the texture will be more like a dense bread pudding rather than the classic custardy strata. The overnight soak is what gives it that luxurious, creamy interior.

Can I freeze a strata? Yes, you can freeze an unbaked strata. Assemble it in a disposable aluminum pan, cover tightly with foil, and freeze for up to 3 months. To bake, thaw it in the refrigerator overnight, then bake as directed, adding about 10-15 minutes to the baking time. You can also freeze baked, cooled strata for up to 3 months. Thaw overnight in the fridge and reheat in the oven.

Why is my strata soggy? This usually happens when the bread is too soft or you use too much custard. Make sure you’re using crusty bread and that you don’t oversaturate it. The bread should be moist but not swimming in liquid.

Can I use half-and-half instead of heavy cream? Absolutely. Half-and-half will work, though the strata will be slightly less rich. You can also use all milk, but the texture will be firmer and less custardy.

What if I don’t have Gruyère? Swiss cheese, Emmental, or even a good aged Gouda are excellent substitutes. You can also just use all cheddar.

Can I add raw vegetables to the strata? It’s best to sauté hard vegetables like mushrooms, onions, or broccoli first. Raw vegetables release water during baking, which can make the strata watery. Leafy greens like spinach should also be wilted and squeezed dry before adding.

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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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