soft cinnamon crumble cake

Published on October 05, 2025
4.8 (245 reviews)

A soft cinnamon crumble cake is the ultimate bridge between a classic coffee‑time loaf and a festive dessert. The recipe balances buttery richness with the warm spice of cinnamon, while a crisp crumbl

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soft cinnamon crumble cake
Prep Time
20 min
Cook Time
35 min
Servings
8

Why You'll Love This Recipe

✓ Moist, buttery crumb The oil‑brown butter base keeps the cake tender while the cinnamon‑sugar crumble adds a crunchy contrast.
✓ One‑bowl simplicity All components mix in a single bowl, minimizing cleanup without sacrificing flavor depth.
✓ Perfect for any season Warm cinnamon comforts in winter, yet the light crumb makes it a bright finish for summer brunches.

A soft cinnamon crumble cake is the ultimate bridge between a classic coffee‑time loaf and a festive dessert. The recipe balances buttery richness with the warm spice of cinnamon, while a crisp crumble topping adds texture that keeps every bite interesting.

I first baked this cake for a chilly autumn gathering, and guests kept asking for seconds. The secret? Browning the butter before it meets the batter, which deepens flavor without making the cake dense.

Whether you serve it warm with a scoop of vanilla ice cream or let it cool for a portable snack, this cake delivers comfort and elegance in equal measure.

1 cup (200 g) brown sugar Provides moisture and caramel notes; light brown works too.
2 large eggs, room temperature Helps bind and lift the batter.
1 ½ cups (190 g) all‑purpose flour Provides structure; swap half with almond flour for extra tenderness.
1 ½ tsp baking powder Ensures a light rise.
1 ½ tsp ground cinnamon Key flavor; use Ceylon for a sweeter profile.
¼ cup (60 ml) whole milk Adds moisture; almond milk works as a dairy‑free alternative.
¼ cup (50 g) granulated sugar For the crunchy crumble topping.
2 tbsp melted butter (for crumble) Creates a buttery, crisp topping.

Instructions

soft cinnamon crumble cake
1

Brown the butter

Melt butter in a saucepan over medium heat. Continue cooking, swirling occasionally, until it turns golden‑brown and emits a nutty aroma, about 4‑5 minutes. Remove from heat and let cool slightly.

Pro Tip: Watch closely; burnt butter becomes bitter.
2

Combine wet ingredients

In a large bowl, whisk the browned butter with brown sugar until smooth. Add eggs one at a time, mixing well after each. Stir in milk and ground cinnamon until fully incorporated.

Pro Tip: Use room‑temperature eggs to avoid curdling.
3

Fold in dry ingredients

Sift flour and baking powder together. Gently fold the dry mixture into the wet batter using a spatula, stopping when just combined. Over‑mixing will toughen the crumb.

Pro Tip: A light hand keeps the cake airy.
4

Prepare crumble topping

Mix granulated sugar, melted butter, and ½ tsp cinnamon in a small bowl until crumbly. Set aside; it will form a golden crust during baking.

Pro Tip: Do not over‑mix; you want distinct grains.
5

Bake

Pour batter into a greased 9‑inch loaf pan, sprinkle crumble evenly on top. Bake at 350°F (175°C) for 30‑35 minutes, or until a toothpick inserted near the center emerges clean. Cool 10 minutes before slicing.

Pro Tip: If the top browns too quickly, tent with foil.

Expert Tips

Tip #1: Use a kitchen scale

Weighing butter and flour ensures consistency, especially when swapping flours for gluten‑free versions.

Tip #2: Chill the batter

A 15‑minute chill before baking reduces spread and yields a tighter crumb.

Tip #3: Add a pinch of salt

Even a small amount brightens the cinnamon flavor and balances sweetness.

Tip #4: Serve warm

Warm slices with a dollop of whipped cream or vanilla ice cream for extra indulgence.

Storage & Variations

Store the cake in an airtight container at room temperature for up to 3 days; it stays moist thanks to the butter. For a holiday twist, fold in ½ cup chopped toasted pecans and a dash of nutmeg into the batter.

Nutrition

Per serving (1 slice)

Calories
260 kcal
Fat
11 g
Carbs
35 g
Protein
4 g

Frequently Asked Questions

Yes. Replace each cup of granulated or brown sugar with ¾ cup honey, reduce milk by 2‑3 tbsp, and add a pinch of baking soda to balance acidity.

Excess moisture from under‑baked batter seeps into the topping. Ensure the cake reaches an internal temperature of 200 °F (93 °C) before removing it from the oven.

Absolutely. Wrap tightly in foil and freeze for up to 2 months. Thaw at room temperature and warm briefly before serving.

Substitute the all‑purpose flour with a 1‑to‑1 gluten‑free blend and add 1 tbsp xanthan gum if the blend lacks it. The texture remains tender.

Recipe Summary

Prep
3 min
Cook
4 min
Total
7 min
Servings
4
Category: Desserts recipes
Cuisine: International
Difficulty: Easy
Course: Main
Quick Tips
  • Make ahead friendly
  • Freezer safe 3 months
  • Easily doubled
  • Customizable

Ingredients

  • 1/2 cup (115 g) unsalted butter
  • 1 cup (200 g) brown sugar
  • 2 large eggs, room temperature
  • 1 ½ cups (190 g) all‑purpose flour
  • 1 ½ tsp baking powder
  • 1 ½ tsp ground cinnamon
  • ¼ cup (60 ml) whole milk
  • ¼ cup (50 g) granulated sugar
  • 2 tbsp melted butter (for crumble)

Instructions

1
Brown the butter

Melt butter in a saucepan over medium heat. Continue cooking, swirling occasionally, until it turns golden‑brown and emits a nutty aroma, about 4‑5 minutes. Remove from heat and let cool slightly....

2
Combine wet ingredients

In a large bowl, whisk the browned butter with brown sugar until smooth. Add eggs one at a time, mixing well after each. Stir in milk and ground cinnamon until fully incorporated....

3
Fold in dry ingredients

Sift flour and baking powder together. Gently fold the dry mixture into the wet batter using a spatula, stopping when just combined. Over‑mixing will toughen the crumb....

4
Prepare crumble topping

Mix granulated sugar, melted butter, and ½ tsp cinnamon in a small bowl until crumbly. Set aside; it will form a golden crust during baking....

5
Bake

Pour batter into a greased 9‑inch loaf pan, sprinkle crumble evenly on top. Bake at 350°F (175°C) for 30‑35 minutes, or until a toothpick inserted near the center emerges clean. Cool 10 minutes before...

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