Breakfast strata is the dish I reach for whenever I have day-old bread and a carton of eggs to use up. It bakes into a golden, custardy casserole loaded with cheese, mushrooms, and sweet cherry tomatoes.
Why This Breakfast Strata Works
- Turns stale bread into a tender, savory bake
- Feeds a crowd from one 9×13 dish
- Loaded with eggs, Swiss cheese, and veggies
- Easy to assemble the night before

A strata is basically a savory bread pudding, and it is the most forgiving brunch dish I know. Mix, pour, bake, and let the oven do the work.

Let the bread soak in the egg mixture for a few minutes so every cube turns soft and custardy.
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Why You’ll Love This Breakfast Strata
- Every slice is rich, cheesy, and packed with flavor
- This egg strata is the easiest way to feed a brunch crowd
- The leeks, mushrooms, and tomatoes keep it from tasting plain

Ingredient Notes
These are quick notes on the main ingredients; the exact measurements in the recipe card below have the full list. Nothing here is fussy, which is the whole point.
- Day-old bread: slightly stale cubes soak up the eggs without going to mush
- Eggs: the custard that holds everything together
- Swiss cheese: melts smoothly and adds a nutty bite
- Leeks and mushrooms: sauteed first for sweet, savory depth
- Cherry tomatoes: little bursts of brightness in each slice
You will need a 9×13 baking dish, a skillet for the veggies, and a big bowl for mixing. A whisk makes quick work of the eggs.

How to Make Breakfast Strata
Making breakfast strata is mostly assembly. Saute the vegetables, soak the bread in eggs, fold everything together, and bake until set.
- Heat the oven to 350 degrees and grease a 9×13 dish
- Saute the leeks and mushrooms for 3 to 4 minutes, then cool
- Toss the bread cubes with eggs and cream and let them sit 5 minutes
- Fold in the cheese, sauteed veggies, tomatoes, salt, and pepper
- Pour into the dish and bake about 1 hour 10 minutes until set in the center
This egg strata serves about 8, and you can assemble it up to 1 day ahead and refrigerate. Add a few extra minutes in the oven if you bake it straight from cold.

Storage Options
This is a great make-ahead dish, and leftovers reheat like a dream. Cool it fully before storing so the texture stays nice.
- Refrigerate covered for up to 4 days
- Freeze portions for up to 2 months, wrapped well
- Reheat in a 325 degree oven until warmed through

Variations & Substitutions
A breakfast strata is endlessly flexible, which is why it is such a keeper. Use it to clean out the fridge with whatever you have.
- Swap in cheddar, gruyere, or feta for the Swiss
- Add cooked sausage, ham, or crisp bacon for a heartier bake
- Stir in spinach, peppers, or asparagus when they are in season
- Use whole milk in place of cream for a lighter custard

What to Serve with Breakfast Strata
Breakfast strata is filling on its own, but a few sides make it a real brunch spread. Keep things fresh and simple alongside it.
- A bowl of fresh fruit or a simple green salad
- Warm Greek yogurt asiago and chive biscuits
- Crispy roasted breakfast potatoes
- A short stack of molasses and cornmeal griddle cakes

Before you start cubing bread, here are the questions I get asked most often.
Frequently Asked Questions
Can I make breakfast strata the night before?
Yes, and it is even better that way. Assemble it, cover, and refrigerate overnight, then bake in the morning, adding a few extra minutes since it starts cold.
What kind of bread works best?
Day-old or slightly stale bread is ideal because it soaks up the eggs without falling apart. A sturdy loaf holds up best.
How do I know when it is done?
The strata is ready when the eggs are set in the center and a knife comes out clean. Give it a gentle shake; it should not jiggle.
Can I freeze the leftovers?
Yes. Cool it fully, wrap portions well, and freeze for up to two months. Reheat in a low oven until warm.
Pull the strata from the oven, let it rest a few minutes, and slice into squares. It is the kind of cozy brunch that makes a slow morning feel a little special.
Breakfast Strata

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Ingredients
- 1 cup leeks thinly sliced
- 1 cup mushrooms sliced
- 1 Tbsp butter
- 1 Tbsp olive oil
- 8 cups day old bread cubed
- 18 eggs lightly beaten
- ⅓ cup light cream or whole milk
- 2 cups Swiss cheese grated (or more if you like it extra cheesy)
- 1 cup cherry tomatoes
- 1½ tsp salt
- fresh ground black pepper to taste
Instructions
- Preheat oven to 350º. Grease a 9×13 baker. Set aside.
- Heat butter and olive oil over medium-high heat. Saute leeks and mushrooms for three to four minutes. Add a pinch of salt to season. Remove from heat and set aside to cool for five minutes,
- Place cubed bread in a bowl along with eggs and milk (or cream). Toss to coat. Let sit for five minutes.
- Add cheese, leeks, mushrooms, tomatoes, salt and pepper. Fold just until everything is coated with the egg mixture.
- Pour into baker and bake in a 350º oven for an hour and ten minutes. It’s ready when the eggs are set in the center.
Nutrition
Nutrition information is automatically calculated, so should only be used as an approximation.

I’ve made strata with spinach before and everyone loved it, I’m definitely trying this one soon!
Good morning Melanie! Happy Memorial Day weekend! Now that you mention it; yes, I have noticed a subtle change in your pictures recently. You take beautiful pix of your creations and I’m glad your egg recipe cooperated! I love the simplicity of making this recipe and the complexity of all the flavors together. The final creation pic with the tomatoes really pops. I can’t wait to try this recipe! It would be perfect right now with my first cup of coffee.
Love the dark photos!!! Trying to learn how to take them or style them, myself! I love the mood that they set. What camera did you get?
Looks gorgeous, can’t wait to make. Would have never thought to use the cherry tomatoes and they look beautiful.
I don’t have a style myself. Mainly cos I have no sense of style when it comes to making things look pretty. Just cook, put on my counter and snap with my phone camera. Hardly any artistic talent there. But I love how you make simple food look so gorgeous. Anything eggy is going to look so good. Want this strata for dinner.
Melanie, this looks fabulous. I’m fixing brunch for 10 people on Sunday and want to do something different. I’ve been searching breakfast strata recipes and yours beats out Epicurious, Martha Stewart and Williams Sonoma in terms of simplicity and soul food ingredients. I look forward to trying it. P.S. The pictures were influential.
I am so flattered that you feel that way! You made my Thanksgiving. Thank you so much for the compliment!!