Here’s a full, detailed, step-by-step recipe for Pumpkin Spice Crumb Cake—moist pumpkin cake with a thick buttery crumb topping.

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Pumpkin Spice Crumb Cake

Soft pumpkin cake + warm spices + crunchy cinnamon crumb.

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⏱ Time

• Prep: 20 minutes

• Bake: 40–45 minutes

• Total: ~1 hour

🍽 Serves

• 9–12 pieces

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🧾 INGREDIENTS

🍰 Pumpkin Cake

• 1½ cups all-purpose flour

• 1 teaspoon baking powder

• ½ teaspoon baking soda

• ½ teaspoon salt

• 2 teaspoons pumpkin spice
  (or 1 tsp cinnamon + ½ tsp nutmeg + ¼ tsp ginger + ¼ tsp cloves)

• ½ cup granulated sugar

• ½ cup brown sugar

• ½ cup vegetable oil (or melted butter)

• 2 large eggs (room temperature)

• 1 cup pumpkin purée (NOT pumpkin pie filling)

• 1 teaspoon vanilla extract

• ¼ cup milk or buttermilk

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🍪 Crumb Topping

• ¾ cup all-purpose flour

• ½ cup brown sugar

• 1 teaspoon cinnamon

• ¼ teaspoon salt

• 6 tablespoons cold unsalted butter, cubed

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🍯 Optional Glaze

• ½ cup powdered sugar

• 1–2 tablespoons milk

• ¼ teaspoon vanilla

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🔪 PREPARATION STEPS

1. Preheat oven to 350°F / 175°C

2. Grease or line an 8×8-inch (20×20 cm) baking pan

3. Bring eggs to room temperature

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🍳 STEP-BY-STEP DIRECTIONS

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Step 1: Make the crumb topping

1. In a bowl, mix:

   • Flour

   • Brown sugar

   • Cinnamon

   • Salt

2. Add cold butter cubes.

3. Use fingers or a fork to mix until:

   • Large crumbs form

   • Mixture looks sandy but clumpy

4. Refrigerate while making cake batter.

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Step 2: Mix dry ingredients (cake)

1. In a bowl, whisk together:

   • Flour

   • Baking powder

   • Baking soda

   • Salt

   • Pumpkin spice

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Step 3: Mix wet ingredients

1. In another bowl, whisk:

   • Oil (or butter)

   • Granulated sugar

   • Brown sugar

2. Add eggs, one at a time.

3. Mix in:

   • Pumpkin purée

   • Vanilla

   • Milk

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Step 4: Combine batter

1. Add dry ingredients to wet ingredients.

2. Mix gently until just combined.

3. Do not overmix (keeps cake tender).

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Step 5: Assemble

1. Pour batter into prepared pan.

2. Smooth the top.

3. Sprinkle crumb topping generously over batter.

   • Use all the crumbs!

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Step 6: Bake

1. Bake at 350°F / 175°C for 40–45 minutes.

2. Cake is done when:

   • A toothpick comes out clean

   • Crumbs are golden brown

3. If crumbs brown too fast, loosely cover with foil for last 10 minutes.

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Step 7: Cool

• Let cake cool 20–30 minutes before slicing.

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🍯 Optional Glaze

1. Whisk powdered sugar, milk, and vanilla.

2. Drizzle over cooled cake.

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⭐ PRO TIPS

✔ Use pure pumpkin purée, not pie filling
✔ Cold butter = crunchy crumb
✔ Don’t overmix batter
✔ Even better the next day

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🍽 Serving Ideas

• Warm with coffee or chai

• Add whipped cream

• Serve with vanilla ice cream