Donut Loaves
French Toast Old-Fashioned Donut Loaf
A cinnamon-maple cake-donut loaf layered with buttery streusel, finished with vanilla-maple crackle glaze, and topped with flaky sea salt.
Prep
30 min
Bake
55–65 min
Total
About 2 hr 15 min, plus glaze setting
Yield
One 9x5-inch loaf
A note from my kitchen
Before you bake this
This French toast old-fashioned donut loaf has the warm cinnamon, maple, vanilla, and buttery flavor of my favorite childhood breakfast, but the dense, tender crumb and crackly glaze of a bakery cake donut.
Maple emulsion, butter extract, and Maldon salt each do something specific here. Together they make the loaf taste unmistakably like French toast rather than an ordinary maple loaf—which is why this is the rare recipe where I encourage you not to omit or substitute anything.
Save me a slice ;)
Thinking out loud
French Toast Mornings in Three Lakes
The cravings, questions, and running commentary behind this bake.
I am from Wisconsin, and every summer we visited my grandparents at their home in Three Lakes. So many of my favorite childhood memories include a lake, and the mornings always began the same way: French toast. Going up north meant I could eat all the French toast I wanted, and I absolutely took advantage of it.
I have not eaten eggs in years, but I was craving French toast exactly the way I remembered it in Three Lakes. Turning that memory into a donut loaf sounded a little silly, which is precisely why it needed to happen.
Everything about it worked. I cannot begin to tell you how spot-on it tastes. The maple, vanilla, cinnamon, butter, and little spark of flaky salt land exactly where they should. If you choose French toast over pancakes and waffles, this is the next dessert you need to make.
Read this first
The quick notes.
Flavor
French toast: maple, cinnamon, nutmeg, vanilla bean, buttery richness, and flaky sea salt.
Texture
Dense, tender cake-donut crumb with a buttery streusel seam and a thin crackle glaze.
Best moment
A warm slice after the glaze has set, or a fully chilled slice with its deepest donut texture.
From this recipe
Tested notes
Maple emulsion is essential for the intended French toast flavor; do not replace it with maple syrup.
Butter extract is highly recommended because it distinguishes this loaf from an ordinary maple loaf.
Finish the wet glaze with Maldon flaky sea salt.
Forager Unsweetened Plain Yogurt, Silk Unsweetened Original Soymilk, and Country Crock Plant Butter Sticks are the non-dairy brands I use.
This is the one recipe where I encourage you not to omit or substitute the signature flavor ingredients.
Ingredient notes
Key ingredients
Maple emulsion
Maple emulsion is essential here. A small amount gives the loaf a concentrated, bakery-style maple flavor without adding the liquid or sweetness of maple syrup.
Butter extract
Butter extract is highly recommended. It supplies the savory, buttery breakfast note that separates this from being just another maple loaf.
Maldon flaky sea salt
A light finish of Maldon salt wakes up the savory side of French toast and echoes the flavor of salted butter. Add it immediately after glazing so it adheres.
Cinnamon and nutmeg
Cinnamon carries the familiar French toast warmth, while a restrained amount of nutmeg adds depth without making the loaf taste heavily spiced.
Plain unsweetened yogurt
Regular plain yogurt gives this egg-free loaf moisture, body, and the substantial but tender crumb of an old-fashioned cake donut. Do not use Greek yogurt.
Brand notes
Brands that matter here
For the ingredients where brand choice changes texture, set, or flavor, these are the tested options I use.
Yogurt
Plain unsweetened yogurt
Plain unsweetened yogurt adds moisture, acidity, and body so the crumb bakes up tender without tasting tangy.
- 01Forager Unsweetened Plain Yogurt
- 02Silk Plain Unsweetened Yogurt
Milk
Milk
Milk affects how smoothly a batter, filling, or frosting comes together. Soy milk and Ripple tend to emulsify well because their protein and fat help create a creamy, cohesive finish.
- 01Silk Original Unsweet
- 02Plain unsweetened soy milk
- 03Ripple Original
- 04Oatly Barista Edition
Butter sticks
Butter sticks
Use butter sticks for buttercream and fillings that need to hold their shape.
- 01Country Crock Plant Butter Sticks
- 02Violife Plant Butter Sticks
- 03Earth Balance
- 04Miyoko's
Testing notes
Why this works
What binds the loaf without eggs
The yogurt, flour, cornstarch, and sugar work together to give the loaf structure. Yogurt adds moisture and body, while the flour and starch set as the loaf bakes, so eggs are not needed for this style of soft donut loaf.
Why there is apple cider vinegar
The vinegar reacts with the baking soda and helps give the loaf lift. It also balances the sweetness a little. You should not taste vinegar in the finished loaf.
Why room-temperature ingredients matter
Room-temperature yogurt and milk blend more smoothly with the oil and sugar. This helps the batter come together evenly, which gives the loaf a softer crumb and a more even bake.
Why the streusel is chilled
Chilling the streusel keeps the butter cold, so the crumbs hold their shape instead of melting straight into the batter. That is what gives the top its crisp, bakery-style texture.
Why maple emulsion is essential
Real maple syrup is wonderful on French toast, but it would take a substantial amount to create the same clear maple flavor in this batter. That much extra liquid and sugar could weigh down the crumb and make it gummy. Just 1/2 teaspoon of maple emulsion takes the loaf exactly where it needs to go while preserving its cake-donut texture.
What butter extract changes
Maple, cinnamon, and vanilla alone can read as a maple-spice loaf. Butter extract adds the rich, savory breakfast note that makes the flavor register specifically as French toast.
Why the Maldon finish matters
The flaky salt is not decoration. It triggers the savory side of French toast—the taste of salted butter against maple and vanilla—and keeps the finished loaf from feeling one-dimensionally sweet.
Why there is no maple syrup
This recipe is engineered around donut texture. Maple syrup adds moisture that can soften or weigh down the crumb, yet its flavor may still get lost during baking. Maple emulsion delivers a clearer result with only a tiny amount.
How to serve it warm with a set glaze
Glaze the slightly warm loaf, then refrigerate it for about 30 minutes. The glaze will set while the center stays pleasantly warm. For the fullest cake-donut texture, let the entire loaf chill and set completely.
Why the glaze sets before slicing
Give the loaf about 30 minutes after glazing so the glaze can set. I prefer chilling it, then bringing slices back to room temperature, because that gives the best shatter effect with the glaze and makes the bite feel more harmonious. If you do not want to wait on the chill, letting it set on the counter works too.
How it comes together
Small things that matter
Tips for the best loaf
Bring the yogurt and milk to room temperature so they blend smoothly with the oil and sugars.
Keep the streusel cold until layering, and preserve a mix of fine crumbs and large buttery clusters.
Whisk only until no dry streaks remain. Overmixing can make the loaf tough rather than tender and cake-donut-like.
Check the streusel at 45 minutes and tent loosely with foil if it is browning before the center is done.
Insert the tester into the cake portion rather than the buttery streusel seam.
Glaze the loaf while it is still slightly warm, then add the Maldon salt immediately while the glaze is wet.
Before you slice
Texture and serving notes
For a warm loaf with a set glaze, refrigerate the freshly glazed loaf for about 30 minutes before slicing.
For the densest old-fashioned-donut texture, chill the loaf until the glaze and crumb are completely set.
The warm and chilled versions have different textures, and both are excellent.
Keep it good
Storage
Fridge
Store covered in the refrigerator for up to 4 days.
Note 2
The cinnamon, maple, vanilla, butter, and salt come together beautifully overnight, so this loaf is especially good the next day.
Freezer
Freeze individual slices for up to 2 months. Thaw overnight in the refrigerator or at room temperature before serving.
Recipe FAQ
Questions that come up
Is maple emulsion essential?
Yes. This is one of the rare recipes where I strongly encourage you not to omit or substitute it. The small amount of maple emulsion creates a clear maple flavor without adding moisture that would change the donut-like texture.
Can I use maple syrup instead of maple emulsion?
I do not recommend it. It would take a substantial amount of maple syrup to create the distinct maple flavor that a small amount of emulsion provides. That much added liquid and sugar could weigh down the crumb and make it gummy, while the emulsion delivers the intended French toast flavor without compromising the loaf's cake-donut texture.
Can I leave out the butter extract?
The loaf will bake without it, but I highly recommend keeping it. Butter extract adds the savory, buttery note that separates this from a maple-cinnamon loaf and makes it taste specifically like French toast.
Why finish the glaze with Maldon salt?
The flaky salt activates the savory side of French toast and recalls salted butter against maple and vanilla. Sprinkle it lightly over the wet glaze so it adheres and stays distinct.
Can I use dairy ingredients?
Yes. I test all of my recipes with non-dairy ingredients, but you may use the regular plain unsweetened yogurt, milk, and butter sticks you have on hand while keeping the amounts and temperatures the same.
How do I know when the loaf is done?
Use all three signs: the center should reach 200–203°F, it should no longer jiggle, and a tester inserted into the cake portion should come out with moist crumbs but no wet batter. If the streusel browns early, tent the loaf loosely with foil and continue baking.
Can I make this recipe gluten-free?
I have not tested this recipe with gluten-free flour, so I cannot guarantee the same texture, rise, or structure. If you would like to experiment, a cup-for-cup (1:1) gluten-free baking blend intended to replace all-purpose flour is the best place to start. Results may differ from the recipe as written.
Can I use Greek yogurt in this donut loaf?
I do not recommend it. Greek yogurt is much thicker and contains less moisture than the plain unsweetened yogurt used here, which can make the batter too thick and the finished loaf denser or drier. Use regular plain unsweetened yogurt for the texture this recipe was designed to have.
Can I substitute sour cream for the yogurt?
Yes, regular full-fat sour cream is the closest substitute. Replace the plain unsweetened yogurt with the same amount by weight. Sour cream is thicker and higher in fat, so the batter may be slightly thicker and the finished loaf a little richer and denser than the version I tested with yogurt. Avoid reduced-fat or fat-free sour cream, which can behave differently.
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