Sweet Potato Cake
Details
- Prep Time 30 minutes
- Cook Time 45 minutes
- Servings 12
A delicious cake for any day or holiday, made with sweet potatoes, cinnamon and ginger. Topped with Honey Cinnamon Buttercream for a perfect combination.
Ingredients
Cake
- 2 1/2 cups all-purpose flour
- 2 teaspoons baking soda
- 2 teaspoons baking powder
- 1/2 teaspoon salt
- 1 tablespoon ground cinnamon
- 1 tablespoon ground ginger
- 16 tablespoons (2 sticks) unsalted butter, room temperature
- 2 cups granulated sugar
- 3 large eggs, lightly beaten
- 1 tablespoon vanilla extract
- 2 1/2 cups mashed cooked sweet potatoes, cooled (about 4-5 sweet potatoes)
- 1 cup whole buttermilk
Frosting
- 8 ounces (224g) full-fat block cream cheese, softened to room temperature
- 1/2 cup (115g) unsalted butter, softened to room temperature
- 3 cups (360g) confectioners’ sugar, plus an extra 1/4 cup (30g) if needed
- 1 teaspoon pure vanilla extract
- 1/8 teaspoon salt
Preparation
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Preheat oven to 350-degrees F. Butter and flour two 9-inch round cake pans. Line bottoms with baking parchment and butter the top of those too.
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In a large bowl, whisk together flour, baking soda, baking powder, salt, cinnamon, and ginger. Set aside.
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In the bowl of a mixer, beat together butter and sugar on medium-high for 4-5 minutes until creamy, stopping to scrape down bowl at least twice. Gradually add beaten eggs. Beat on medium-high for 1-2 minutes until fluffy, scraping down bowl as needed. Add vanilla and sweet potatoes and beat until smooth, scraping down bowl as needed (scraping down the bowl is important stuff, y’all).
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Add the dry ingredients into the butter mixture in thirds, alternating with buttermilk. Beat on low speed until just incorporated, scraping down bowl as needed.
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Divide batter evenly between pans. Bake at 350-degrees F for 35-45 minutes, or until toothpick inserted in center comes out clean. Allow to cool in pans for 10 minutes, then invert onto cooling rack to cool completely.
Frosting
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In a large bowl using a handheld or stand mixer fitted with a paddle or whisk attachment, beat the cream cheese and butter together on high speed until smooth and creamy. Add 3 cups confectioners’ sugar, the vanilla, and salt. Beat on low speed for 30 seconds, then switch to high speed and beat for 2 minutes. If you want the frosting a little thicker, add the extra 1/4 cup of confectioners sugar (I add it).
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Cover and store leftover frosting for up to 5 days in the refrigerator or up to 3 months in the freezer. After freezing, thaw in the refrigerator then beat the frosting for a few seconds so it’s creamy again.
Frosting from Sally’s Baking Addiction
Notes
- Quantity: This recipe is enough to frost 12-18 cupcakes or one 9×13 quarter sheet cake. 1.5x the recipe for a double layer cake or add extra cream cheese, confectioners’ sugar, and a splash of milk or cream as shown in my carrot cake and red velvet cake recipes. (Doubling the recipe would be far too much.)