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Chocolate cake slice with glossy frosting on turquoise plate over marble countertop.

Chocolate Mother’s Day Cake (One-Bowl Classic)

This is the chocolate cake you bake when Mom deserves something impressive—but you don’t feel like dirtying every bowl in the kitchen. It’s rich, ultra-moist, and quietly fancy thanks to cocoa, vanilla, and a little espresso doing the heavy lifting in the background.
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Prep Time 15 minutes
Cook Time 30 minutes
Course Dessert
Servings 24

EQUIPMENT (PAID LINKS)

Ingredients
  

  • Baking spray or butter and flour for the pans
  • 2 cups all-purpose flour
  • 2 cups granulated sugar
  • 3/4 cup unsweetened cocoa powder
  • 2 teaspoons baking powder
  • 1 1/2 teaspoons baking soda
  • 1 teaspoon kosher salt
  • 1 teaspoon espresso powder
  • 1 cup milk
  • 1/2 cup vegetable oil
  • 2 large eggs
  • 2 teaspoons vanilla extract
  • 1 cup boiling water
  • Chocolate buttercream frosting

Instructions

  • Prepare Oven and Pans: Preheat the oven to 350°F. Spray two 9-inch cake pans with baking spray, or butter them and lightly flour the bottoms and sides.
    Baking spray or butter and flour for the pans, 2 cups all-purpose flour
  • Combine Dry Ingredients: In a large bowl, whisk together the flour, sugar, cocoa powder, baking powder, baking soda, salt, and espresso powder until evenly mixed.
    2 cups granulated sugar, 3/4 cup unsweetened cocoa powder, 2 teaspoons baking powder, 1 1/2 teaspoons baking soda, 1 teaspoon kosher salt, 1 teaspoon espresso powder
  • Add Milk and Oil: Pour in the milk and vegetable oil. Whisk until the batter comes together with no dry spots.
    1 cup milk, 1/2 cup vegetable oil
  • Incorporate Eggs and Vanilla: Add the eggs and vanilla extract. Mix until the batter looks smooth and glossy.
    2 large eggs, 2 teaspoons vanilla extract
    Chocolate cake batter in glass bowl with egg and whisk on marble countertop.
  • Add Boiling Water: Slowly whisk in the boiling water. The batter will be very thin—this is exactly what you want for a tender, moist cake.
    1 cup boiling water
  • Fill Cake Pans: Divide the batter evenly between the prepared pans. Gently tap each pan on the counter to release large air bubbles.
    Chocolate cake batter evenly divided in two pans on marble countertop with whisk nearby.
  • Bake the Cakes: Bake for 30 to 35 minutes, until a toothpick inserted in the center comes out clean or with a few moist crumbs.
  • Cool Completely: Let the cakes cool in the pans for about 10 minutes, then turn them out onto a wire rack and cool completely before frosting.
  • Frost and Serve: Frost with chocolate buttercream frosting. Slice generously and serve—preferably with coffee and a Mother’s Day card that doesn’t look last-minute.
    Chocolate buttercream frosting