Brown Butter Peach Coffee Cake

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This Brown Butter Peach Coffee Cake is a nutty, deeply toasty cake layered with juicy diced peaches and a thick brown sugar cinnamon streusel, finished with a simple vanilla glaze.

If you're a fan of streusel-topped bakes, this one sits right alongside my Sourdough Discard Coffee Cake, just with peaches folded in and browned butter working overtime in every component.

Why you'll love this recipe

• Brown butter shows up three times. It's in the cake, the streusel, and the glaze, so every bite carries that deep, toasty, nutty flavor — the same trick I lean on in my Brown Butter Sugar Cookies.
• It's a true double-decker. Batter, peaches, and streusel are layered twice, so you get filling and crunch in every single slice, not just concentrated on top.
• Sour cream keeps it tender. Just like in my Chocolate Sour Cream Pound Cake Cupcakes, sour cream is what keeps this cake soft and moist instead of dry and crumbly.
• It's a fantastic make-ahead brunch cake. Bake it the night before, glaze it in the morning, and let it sit at room temperature while your coffee brews.

Ingredients You'll Need

For the Brown Butter

• Unsalted butter – browned low and slow until deeply golden with toasted milk solids; this one batch gets divided between the cake, streusel, and glaze.

For the Brown Sugar Cinnamon Streusel

• All-purpose flour – gives the streusel its structure so it clumps instead of turning to sand.
• Light brown sugar – for a deeper, more caramel-y sweetness than granulated sugar would give.
• Kosher salt – balances the sweetness of the streusel.
• Cinnamon – the backbone flavor, similar to the streusel in my Banana Blackberry Muffins.
• Cardamom – optional, but it adds a warm, floral note that pairs beautifully with brown butter.
• Browned butter, melted – binds the streusel into big, buttery clumps.

For the Peach Layer

• Peaches – peeled and diced; ripe but still slightly firm peaches hold their shape best.
• Flour – helps absorb excess peach juice so the cake doesn't turn soggy.
• Granulated sugar – just a touch, to draw out the peaches' juices and sweeten them slightly.
• Vanilla extract and salt – round out the peach flavor.

For the Cake

• All-purpose flour – the base of the batter.
• Baking powder and baking soda – for lift in a batter that's carrying a lot of streusel and fruit weight.
• Kosher salt – balances the sweetness.
• Browned butter – the star of the show, adding a nutty richness you won't get from regular melted or softened butter.
• Light brown sugar and granulated sugar – the combination gives the crumb both moisture and a light caramel flavor.
• Eggs and an extra egg yolk – the extra yolk adds richness and helps keep the cake tender.
• Sour cream – for a soft, moist crumb, the same way it works in my Sourdough Discard Coffee Cake.
• Vanilla extract and almond extract – almond extract is optional but adds a subtle bakery-style depth alongside the peaches.
• Milk – only if your batter seems too thick to spread.

For the Vanilla Glaze

• Powdered sugar – the base of a simple, pourable glaze.
• Browned butter – yes, more of it — it's what separates this glaze from a basic vanilla one.
• Milk – thins the glaze to a drizzle-able consistency.
• Vanilla extract and salt – rounds everything out, similar to the glaze on my Apple Pie Cinnamon Rolls.

See the recipe card for quantities.

See recipe card for quantities.

How to Make Brown Butter Peach Coffee Cake

Note: I bake by weight for accuracy. Cup measurements are approximate and may vary depending on how you scoop.

Step 1: Brown the butter. Melt the full 325g butter in a light-colored saucepan over medium heat, swirling often, until deeply golden with lots of toasted milk solids. Pour into a bowl and cool until room temperature but still pourable. This yields roughly 265-270g browned butter — 160g for the cake, 60-70g for the streusel, and 15g for the glaze, with a little extra to cover what sticks to the

Step 2: Make the streusel. Whisk together the flour, brown sugar, salt, cinnamon, and cardamom. Pour in the melted browned butter and mix until large, buttery clumps form, some pea-size, some walnut-size. Set aside.

Step 3: Prep the peaches. Toss the diced peaches with flour, sugar, vanilla, and a pinch of salt. Set aside.

Step 4: Mix the dry ingredients. Whisk together the flour, baking powder, baking soda, and salt in a bowl.

Step 5: Mix the wet ingredients. In a separate bowl, whisk the browned butter, brown sugar, and granulated sugar until smooth. Add the eggs and egg yolk, whisking to combine. Whisk in the sour cream, vanilla, and almond extract if using.

Step 6: Combine. Fold the dry ingredients into the wet ingredients until just combined. Add milk only if the batter seems very thick.

Step 7: Assemble and Bake. Grease and line an 8-inch square pan. Spread half the batter in the pan. Scatter half the peaches over the batter. Sprinkle with one-third of the streusel. Spread the remaining batter over top. Scatter the remaining peaches over the batter. Finish with the remaining streusel.

Bake at 350°F (177°C) for 55-65 minutes, tenting with foil if the streusel browns too quickly. The cake is done when the internal temperature reaches around 205°F.

Step 8: Cool and Glaze. Cool for 45 minutes before slicing. This isn't optional — the layers need time to set, or you'll end up with a gummy center.

Whisk together the powdered sugar, browned butter, milk, vanilla, and a pinch of salt until smooth and pourable. Drizzle over the cake once it's completely cooled.

Weigh your ingredients! Using a kitchen scale ensures your measurements are accurate, which is key for getting consistent results in baking. It takes the guesswork out of measuring and helps your recipes turn out exactly as intended every time.

What Makes This Recipe Special?

Most coffee cakes use one component of browned butter, if any — this one uses it in the cake, the streusel, and the glaze, so the nutty, toasty flavor builds in layers rather than sitting on top as an afterthought.

The double layer of batter, peaches, and streusel (instead of one layer with streusel just on top) is what gives every slice real filling instead of concentrating all the fruit and crunch at the top, a technique similar to what I use in my Easy Peach Crumb Bars.

Additionally, baking to an internal temperature instead of relying on a toothpick means this dense, fruit-and-streusel-heavy batter comes out fully set without drying out, the same approach that keeps my Chewy Brown Butter Sourdough Chocolate Chip Cookies perfectly textured.

Brown Butter Peach Coffee Cake FAQs

Brown Butter Peach Coffee Cake Troubleshooting Guide

Storage

Store the cake covered at room temperature for up to 2 days, or in the refrigerator for up to 5 days (bring to room temperature before serving for the best texture).

The unglazed cake freezes well wrapped tightly for up to 1 month — thaw at room temperature and glaze just before serving.

I don't recommend freezing the cake once glazed, as the glaze can turn sticky when thawed.

Brown Butter Peach Coffee Cake

Audrey Grubb

A nutty browned butter cake layered with juicy peaches and a thick brown sugar cinnamon streusel, finished with a browned butter vanilla glaze — a make-ahead brunch cake worth setting your alarm early for.

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Prep Time 45 minutes mins

Cook Time 1 hour hr

Cool Time 45 minutes mins

Total Time 2 hours hrs 30 minutes mins

Course Breakfast, Dessert

Cuisine American

Servings 9 slices

Calories 661 kcal

Equipment

• ▢
  Light-colored saucepan
• ▢
  8-inch square baking pan
• ▢
  Parchment Paper
• ▢
  Instant-read or probe thermometer
• ▢
  Mixing bowls

Ingredients

  

1x2x3x

Brown Butter

• ▢ 325 g unsalted butter 1⅓ cups + 2 tablespoons

Brown Sugar Cinnamon Streusel

• ▢ 140 g all-purpose flour 1 cup + 2 tablespoons
• ▢ 120 g light brown sugar packed (⅔ cup)
• ▢ ½ teaspoon kosher salt
• ▢ 1 teaspoon cinnamon
• ▢ ¼ teaspoon cardamom optional but wonderful
• ▢ 60-70 g browned butter melted (¼ cup + 1 tablespoon)

Peach Layer

• ▢ 400 g peaches about 3 medium, peeled and diced (2⅔ cups diced)
• ▢ 15 g flour 2 tablespoons
• ▢ 12 g granulated sugar 1 tablespoon
• ▢ ½ teaspoon vanilla extract
• ▢ pinch salt

Cake

• ▢ 300 g all-purpose flour 2⅓ cups
• ▢ 8 g baking powder 2 teaspoons
• ▢ ½ teaspoon baking soda
• ▢ ¾ teaspoon kosher salt
• ▢ 160 g browned butter ¾ cup
• ▢ 170 g light brown sugar packed (¾ cup + 2 tablespoons)
• ▢ 60 g granulated sugar ¼ cup + 1 tablespoon
• ▢ 2 large eggs
• ▢ 1 egg yolk
• ▢ 180 g sour cream ¾ cup
• ▢ 2 teaspoons vanilla extract
• ▢ ½ teaspoon almond extract optional
• ▢ 1 tablespoon milk if batter seems very thick

Vanilla Glaze

• ▢ 115 g powdered sugar 1 cup
• ▢ 15 g browned butter 1 tablespoon
• ▢ 1-2 tablespoons milk as needed
• ▢ ½ teaspoon vanilla extract
• ▢ pinch salt

Instructions

 

• Melt the full 325g butter in a light-colored saucepan over medium heat, swirling often, until deeply golden with lots of toasted milk solids. Pour into a bowl and cool until room temperature but still pourable. This yields roughly 265-270g browned butter — 160g for the cake, 60-70g for the streusel, and 15g for the glaze, with a little extra to cover what sticks to the pan.
  325 g unsalted butter
• Whisk together the flour, brown sugar, salt, cinnamon, and cardamom for the streusel. Pour in the melted browned butter and mix until large, buttery clumps form. Set aside.
  140 g all-purpose flour, 120 g light brown sugar, ½ teaspoon kosher salt, 1 teaspoon cinnamon, ¼ teaspoon cardamom, 60-70 g browned butter
• Toss the diced peaches with flour, sugar, vanilla, and a pinch of salt. Set aside.
  400 g peaches, 15 g flour, 12 g granulated sugar, ½ teaspoon vanilla extract, pinch salt
• Whisk together the flour, baking powder, baking soda, and salt in a bowl.
  300 g all-purpose flour, 8 g baking powder, ½ teaspoon baking soda, ¾ teaspoon kosher salt
• In a separate bowl, whisk the browned butter, brown sugar, and granulated sugar until smooth. Add the eggs and egg yolk, whisking to combine. Whisk in the sour cream, vanilla, and almond extract if using.
  160 g browned butter, 170 g light brown sugar, 60 g granulated sugar, 2 large eggs, 1 egg yolk, 180 g sour cream, 2 teaspoons vanilla extract, ½ teaspoon almond extract
• Fold the dry ingredients into the wet ingredients until just combined. Add milk only if the batter seems very thick.
  1 tablespoon milk
• Grease and line an 8-inch square pan. Spread half the batter in the pan. Scatter half the peaches over the batter. Sprinkle with one-third of the streusel. Spread the remaining batter over top. Scatter the remaining peaches over the batter. Finish with the remaining streusel.
• Bake at 350°F (177°C) for 55-65 minutes, tenting with foil if the streusel browns too quickly. Cake is done when the internal temperature reaches around 205°F.
• Cool for 45 minutes before slicing.
• Whisk together the powdered sugar, browned butter, milk, vanilla, and a pinch of salt until smooth and pourable. Drizzle over the cake once completely cooled.
  115 g powdered sugar, 15 g browned butter, 1-2 tablespoons milk, ½ teaspoon vanilla extract, pinch salt

Notes

The browned butter is split three ways. The full 325g batch of butter browns down to roughly 265-270g total — 160g goes into the cake, 60-70g into the streusel, and 15g into the glaze, with a bit extra to cover what sticks to the pan. Weigh it out once cooled so you don't run short.

Bake to temperature, not just time. Because this cake is loaded with two layers of peaches and streusel, an internal temperature of about 205°F is a far more reliable doneness check than a toothpick.

Make ahead: the cake keeps beautifully unglazed at room temperature for a day — add the glaze right before serving.

Nutrition

Calories: 661kcalCarbohydrates: 97gProtein: 8gFat: 27gSaturated Fat: 16gPolyunsaturated Fat: 1gMonounsaturated Fat: 7gTrans Fat: 1gCholesterol: 126mgSodium: 685mgPotassium: 208mgFiber: 2gSugar: 57gVitamin A: 1010IUVitamin C: 2mgCalcium: 130mgIron: 3mg

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