Sweet Potato Butter Cake
Prep Time: 20 minutes
Cook Time: 55–65 minutes
Cooling Time: 30 minutes
Total Time: ~2 hours
Servings: 10–12 slices
Difficulty: Moderate
Flavor Profile: Buttery, sweet, spiced, rich
Ingredients
For the Cake:
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1 cup unsalted butter (2 sticks), softened
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2 cups granulated sugar
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4 large eggs
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1 1/2 cups mashed cooked sweet potatoes (fresh or canned, unseasoned)
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2 teaspoons vanilla extract
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2 cups all-purpose flour
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1 teaspoon baking powder
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1/2 teaspoon baking soda
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1/2 teaspoon salt
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1 teaspoon cinnamon
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1/4 teaspoon nutmeg
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1/4 teaspoon ginger (optional)
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1/2 cup whole milk or buttermilk
Optional Add-ins:
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1/2 cup chopped pecans or walnuts
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1/2 cup mini chocolate chips or toffee bits
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Zest of 1 orange for brightness
For the Glaze (Optional):
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1/2 cup powdered sugar
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1–2 tablespoons milk or cream
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1/2 teaspoon vanilla or maple extract
Instructions
Step 1: Preheat and Prepare
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Preheat oven to 350°F (175°C).
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Grease and flour a 10-cup bundt pan or 9×5-inch loaf pan.
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Make sure sweet potatoes are fully cooked and mashed until smooth.
Step 2: Cream Butter and Sugar
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In a large mixing bowl, beat butter and sugar together until light and fluffy (about 3–4 minutes).
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Add eggs one at a time, beating well after each addition.
Step 3: Add Sweet Potato and Vanilla
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Mix in the mashed sweet potatoes and vanilla extract until fully combined.
Step 4: Combine Dry Ingredients
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In a separate bowl, whisk together:
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Flour
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Baking powder
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Baking soda
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Salt
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Cinnamon
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Nutmeg
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Ginger (if using)
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Step 5: Mix and Alternate with Milk
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Add the dry ingredients to the wet in 3 batches, alternating with the milk.
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Mix until just combined — do not overmix.
Step 6: Bake
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Pour batter into the prepared pan and smooth the top.
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Bake for 55–65 minutes, or until a toothpick inserted comes out clean.
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Let the cake cool in the pan for 15 minutes, then turn it out onto a wire rack to cool completely.
Step 7: Optional Glaze
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Whisk powdered sugar with milk and extract until smooth and pourable.
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Drizzle over the cooled cake.
Serving Suggestions
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Serve warm or room temperature.
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Pair with whipped cream, vanilla ice cream, or a drizzle of maple syrup.
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Makes a great coffee cake or dessert centerpiece.
Storage
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Store at room temperature (covered) for up to 3 days.
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Refrigerate for up to 1 week.
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Freeze (whole or slices) wrapped tightly for up to 3 months.
Nutrition Info (Per Slice – Approx.)
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Calories: 350–400
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Fat: 20g
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Carbs: 45g
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Sugar: 25g
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Protein: 4g
Varies based on add-ins and glaze.