Pinterest Image is the kind of layered bake that looks like it took all afternoon and actually comes together in under an hour. It is a savory, golden-topped casserole built on a creamy base, folded with vegetables and cheese, then baked until the edges bubble and the top turns deep amber.
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If you have ever pinned a photo like this and wondered whether the recipe behind it actually works, this is the tested version. Every temperature is given in Fahrenheit and Celsius, every step has a visual or sensory cue, and the ingredient list is short enough to shop for in one aisle.
A quick note on the name: think of it as the dish people screenshot. It slices clean, holds its shape on a plate, and reheats without turning watery, which is exactly why it keeps showing up on food boards.
Why You'll Love This Recipe
About the Ingredients
8 slices (about 400g) day-old sourdough or country bread, cut into 1-inch cubes
Day-old bread is drier and soaks up the custard without collapsing. In a pinch, use 6 cups of plain croutons or a sturdy baguette instead.
6 large eggs
Eggs are the structural binder here, so use large ones and bring them to room temperature for a smoother custard. Liquid egg substitute works but gives a slightly softer set.
2 cups (480ml) whole milk
Whole milk gives the creamiest result; 2% works fine, and oat milk is the best dairy-free swap. Avoid skim, which makes a thin, watery custard.
1 cup (240ml) heavy cream
Heavy cream adds richness and helps the top brown evenly. Half-and-half is a lighter substitute, though the bake will be less velvety.
2 cups (200g) shredded sharp cheddar cheese
Sharp cheddar brings the salty tang that balances the cream. Buy a block and shred it yourself; pre-shredded cheese is coated with starch and melts less smoothly.
1 cup (100g) shredded low-moisture mozzarella
Mozzarella supplies the stretchy pull in the photos. Provolone or Monterey Jack are good substitutes if you want a milder flavor.
1 medium yellow onion, diced (about 1 cup / 160g)
Yellow onion gives a sweet, mellow base once softened. Shallots or a leek (white part only) are excellent swaps with a gentler bite.
2 cups (about 200g) sliced cremini mushrooms
Creminis are firmer and more flavorful than white buttons. If mushrooms are not your thing, substitute 2 cups of thawed, well-drained frozen spinach.
3 tablespoons (42g) unsalted butter, plus extra for greasing
Butter is used both for greasing and for sauteing the vegetables. Salted butter works; just reduce any added salt by about a quarter teaspoon.
1 teaspoon kosher salt and 1/2 teaspoon black pepper
Kosher salt dissolves more evenly than table salt. If using fine table salt, cut the amount to about 3/4 teaspoon.
1/2 teaspoon freshly grated nutmeg
Nutmeg is the quiet upgrade that makes creamy bakes taste finished. Ground nutmeg works, but grate it fresh if you can; the aroma is noticeably brighter.
Tips & Tricks
Do not skip the bread drying step
If your bread is fresh, spread the cubes on a sheet pan and toast at 300F (150C) for 8 to 10 minutes. Wet bread turns the middle of this bake into mush.
Squeeze out watery vegetables
Mushrooms and spinach both release liquid. Cook mushrooms until their moisture evaporates, and press thawed spinach in a clean towel until it stops dripping.
Let it rest before slicing
A 10-minute rest after baking lets the custard finish setting. Cut too early and the squares slump and bleed onto the plate.
Check the center, not the clock
Ovens vary by 25F (about 14C) or more. The bake is done when the center reads 160F (71C) on an instant-read thermometer.
Pro Tips
Step-by-Step Instructions
1. Heat oven and prep dish
Preheat the oven to 350F (175C) and butter a 9×13-inch baking dish. A glass or ceramic dish browns the bottom more gently than metal, which helps the custard set evenly.
2. Toast the bread cubes
Spread the bread cubes on a sheet pan and toast at 350F (175C) for 8 minutes, until dry to the touch but not browned. This step is what keeps the finished bake from turning soggy in the middle.
3. Saute the vegetables
Melt 3 tablespoons of butter in a skillet over medium heat, then cook the onion for 4 minutes until translucent. Add the mushrooms and cook 6 to 7 minutes more, until their liquid has evaporated and the edges are golden brown.
4. Whisk the custard
In a large bowl, whisk the eggs, milk, cream, salt, pepper, and nutmeg for about 60 seconds, until fully uniform with no streaks of egg white. Stir in half the cheddar and half the mozzarella.
5. Layer and soak
Scatter half the bread cubes in the prepared dish, spoon over the vegetable mixture, then add the remaining bread. Pour the custard evenly over everything and press down gently with a spatula so all the cubes absorb liquid. Let it sit 10 minutes.
6. Top with cheese
Sprinkle the remaining cheddar and mozzarella over the top in an even layer. An even layer browns uniformly; piles of cheese stay pale and greasy underneath.
7. Bake until set
Bake at 350F (175C) for 32 to 38 minutes, until the edges are bubbling and the top is deep golden brown. The center should read 160F (71C) on an instant-read thermometer and jiggle only slightly when nudged.
8. Rest, slice, and serve
Cool in the dish for 10 minutes so the custard finishes setting, then cut into 6 squares. Serve warm; the cheese pull is best in the first 15 minutes out of the oven.
Delicious Variations
Spicy Chorizo Version
Brown 8 ounces of diced chorizo with the onion, then reduce the salt to 1/2 teaspoon. The rendered paprika oil tints the custard a warm orange.
Vegetarian Mediterranean Twist
Swap the mushrooms for 1 cup of chopped roasted red peppers and 1/2 cup of crumbled feta. Use oregano instead of nutmeg for a brighter, tangier profile.
Breakfast Sausage Bake
Add 1 pound of cooked, crumbled breakfast sausage and serve with maple syrup on the side. This turns the dish into a full brunch main.
How to Store Pinterest Image
Refrigerator
Cool completely, cover tightly, and refrigerate for up to 4 days. Cut into squares first so they reheat faster and more evenly.
Freezer
Wrap individual cooled squares tightly in plastic, then foil, and freeze for up to 2 months. Thaw overnight in the refrigerator before reheating.
Reheating
Reheat covered at 325F (165C) for 15 to 20 minutes, or microwave single squares for 60 to 90 seconds. Covering it keeps the bread from drying out.
Frequently Asked Questions
Q: Can I make this Pinterest Image bake ahead of time?
Yes, you can assemble it up to 24 hours ahead and refrigerate it covered. Add 5 to 8 minutes to the bake time because it starts cold, and check the center reaches 160F (71C).
Q: Why did my bake turn out soggy in the middle?
The usual cause is wet bread or watery vegetables. Toast the bread cubes and cook the mushrooms until their liquid fully evaporates, then let the finished bake rest 10 minutes before slicing.
Q: Can I use gluten-free bread in this recipe?
Yes, gluten-free bread works, but choose a sturdy, dense loaf rather than a soft white one. Toast the cubes a few minutes longer, since gluten-free bread absorbs liquid faster and breaks down easily.
Q: How do I know when the casserole is fully cooked?
The center should register 160F (71C) on an instant-read thermometer. Visually, the edges will bubble and the top will be deep golden brown, with only a slight jiggle in the middle.
Q: Can I double this recipe for a crowd?
Yes, but use two 9×13-inch dishes rather than one deep pan. A single deep dish means the center cooks far slower than the edges, and the custard may never set properly.
If you bake this Pinterest Image, snap a photo before the first slice disappears and let me know how the center set in your oven. Small oven differences matter, so sharing your exact time and temperature helps everyone else nail it too. Stay safe, stay informed.
Pinterest Image
Pinterest Image is a golden, cheesy layered bake that turns pantry staples into a shareable centerpiece everyone photographs before digging in.
🧂 Ingredients
- 8 slices (about 400g) day-old sourdough or country bread, cut into 1-inch cubes
- 6 large eggs
- 2 cups (480ml) whole milk
- 1 cup (240ml) heavy cream
- 2 cups (200g) shredded sharp cheddar cheese
- 1 cup (100g) shredded low-moisture mozzarella
- 1 medium yellow onion, diced (about 1 cup / 160g)
- 2 cups (about 200g) sliced cremini mushrooms
- 3 tablespoons (42g) unsalted butter, plus extra for greasing
- 1 teaspoon kosher salt and 1/2 teaspoon black pepper
- 1/2 teaspoon freshly grated nutmeg
📋 Instructions
- 1Heat oven and prep dish — Preheat the oven to 350F (175C) and butter a 9×13-inch baking dish. A glass or ceramic dish browns the bottom more gently than metal, which helps the custard set evenly.
- 2Toast the bread cubes — Spread the bread cubes on a sheet pan and toast at 350F (175C) for 8 minutes, until dry to the touch but not browned. This step is what keeps the finished bake from turning soggy in the middle.
- 3Saute the vegetables — Melt 3 tablespoons of butter in a skillet over medium heat, then cook the onion for 4 minutes until translucent. Add the mushrooms and cook 6 to 7 minutes more, until their liquid has evaporated and the edges are golden brown.
- 4Whisk the custard — In a large bowl, whisk the eggs, milk, cream, salt, pepper, and nutmeg for about 60 seconds, until fully uniform with no streaks of egg white. Stir in half the cheddar and half the mozzarella.
- 5Layer and soak — Scatter half the bread cubes in the prepared dish, spoon over the vegetable mixture, then add the remaining bread. Pour the custard evenly over everything and press down gently with a spatula so all the cubes absorb liquid. Let it sit 10 minutes.
- 6Top with cheese — Sprinkle the remaining cheddar and mozzarella over the top in an even layer. An even layer browns uniformly; piles of cheese stay pale and greasy underneath.
- 7Bake until set — Bake at 350F (175C) for 32 to 38 minutes, until the edges are bubbling and the top is deep golden brown. The center should read 160F (71C) on an instant-read thermometer and jiggle only slightly when nudged.
- 8Rest, slice, and serve — Cool in the dish for 10 minutes so the custard finishes setting, then cut into 6 squares. Serve warm; the cheese pull is best in the first 15 minutes out of the oven.


