Super-Moist Old-Fashioned Chocolate Mayo Cake
A super-moist, vintage chocolate cake made with mayo instead of eggs and butter — a rich, simple dessert that’s quick to make and full of old-fashioned charm.
- Prep Time: 10 minutes
- Cook Time: 35 minutes
- Total Time: 45 minutes
- Yield: 12 servings 1x
Ingredients
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2 cups all-purpose flour
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⅔ cup unsweetened cocoa powder
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1½ tsp baking soda
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½ tsp salt
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1 cup full-fat mayonnaise
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1 cup granulated sugar
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1 tsp vanilla extract
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1 cup hot water or brewed coffee
Instructions
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Preheat oven to 350°F. Grease a 9×13-inch baking pan.
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Whisk dry ingredients in a bowl.
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In a separate bowl, whisk mayo, sugar, and vanilla until smooth.
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Stir dry ingredients into wet mixture. Gradually add hot liquid.
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Pour into pan and bake for 30–35 minutes.
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Cool completely before frosting.
Notes
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Use full-fat mayo for best results.
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For extra richness, stir in chocolate chips.
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Store covered at room temperature up to 3 days.