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Pumpkin Mochi Crumb Cake

Squares of pumpkin flavored mochi crumb cake on a serving platter.
Photo by Travis Rainey, Food Styling by Luciana Lamboy, Prop Styling by Sean Dooley

Consider this shareable autumnal treat a contender for this year’s Friendsgiving dessert, or perhaps just something you’ll want to leave on the counter and slice away at throughout the holiday weekend. It combines two of my greatest loves: chewy mochi cake and buttery streusel. The cake itself is bolstered with canned pumpkin, which lends a subtle, earthy flavor that pairs wonderfully with the brown butter and warm spices. The key to the cake’s bouncy texture is the sweet rice flour—we recommend Koda Farms Mochiko if you can find it. Topped with a pecan-studded crumble, the final cake is both chewy and crisp.

Recipe information

  • Total Time

    1 hour 45 minutes (plus cooling)

  • Yield

    12 servings

Ingredients

Streusel

4

Tbsp. unsalted butter, melted, slightly cooled, plus more for pan

¾

cup (94 g) all-purpose flour

cup (76 g) coarsely chopped raw pecans

½

cup (packed; 100 g) light brown sugar

1

tsp. ground cinnamon

½

tsp. Diamond Crystal or ¼ tsp. Morton kosher salt

Cake and assembly

6

Tbsp. unsalted butter

2

large eggs

cups (250 g) granulated sugar

1

tsp. Diamond Crystal or ½ tsp. Morton kosher salt

1

cup pumpkin purée

¾

cup well-stirred unsweetened coconut milk, room temperature

1

Tbsp. vanilla extract

1⅔

cups (254 g) mochiko (sweet rice flour; such as Koda Farms)

tsp. baking powder

tsp. ground cinnamon

½

tsp. ground allspice

½

tsp. ground ginger

Need to make a substitution?

Preparation

  1. Streusel

    Step 1

    Place a rack in middle of oven; preheat to 350°. Lightly coat an 8x8" baking dish or pan with unsalted butter and line with 2 overlapping pieces of parchment paper, leaving some overhang on long sides. Using your hands, mix together ¾ cup (94 g) all-purpose flour, ⅔ cup (76 g) coarsely chopped raw pecans, ½ cup (packed; 100 g) light brown sugar, 4 Tbsp. unsalted butter, melted, slightly cooled, 1 tsp. ground cinnamon, and ½ tsp. Diamond Crystal or ¼ tsp. Morton kosher salt in a medium bowl, squeezing gently to create moist, irregular-size clumps; set streusel aside.

  2. Cake and assembly

    Step 2

    Melt 6 Tbsp. unsalted butter in a medium saucepan over medium heat. Continue to cook, stirring often with a heatproof rubber spatula to prevent burning, until butter foams, then browns, 5–8 minutes. Immediately pour into a medium heatproof bowl, scraping in any browned bits stuck to bottom of pan. Let cool slightly.

    Step 3

    Vigorously whisk 2 large eggs, 1¼ cups (250 g) granulated sugar, and 1 tsp. Diamond Crystal or ½ tsp. Morton kosher salt in a large bowl until smooth. Add brown butter, 1 cup pumpkin purée, ¾ cup well-stirred unsweetened coconut milk, room temperature, and 1 Tbsp. vanilla extract and whisk until smooth. Add 1⅔ cups (254 g) mochiko (sweet rice flour), 1½ tsp. baking powder, 1½ tsp. ground cinnamon, ½ tsp. ground allspice, and ½ tsp. ground ginger and vigorously whisk until smooth (batter will be thick). Scrape into prepared pan and scatter reserved streusel over in an even layer.

    Step 4

    Bake cake until edges start to pull away from sides of pan, top is deep golden brown, and a tester inserted into the center comes out clean, 60–65 minutes if baking in a metal pan, 65–70 minutes for glass. Transfer pan to a wire rack and let cake cool in pan 15 minutes. Turn cake out onto rack; peel away parchment and discard. Carefully turn cake right side up and let cool completely before slicing, at least 2 hours.

    Do Ahead: Cake can be baked 1 day ahead. Store loosely covered at room temperature.