One-Bowl Velvet Chocolate Cake with Raspberry Swirl

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

A single-bowl chocolate cake with a vibrant raspberry swirl that bakes to perfect moist tenderness, no mixer needed. This american-inspired desserts ready in about 60 minutes layers all-purpose flour, unsweetened cocoa powder, granulated sugar into a dessert worth slowing down for — great for weekend baking, holiday tables, or any time you want a sweet payoff at the end of a meal. Each serving lands at about 280 calories and feeds 8, so it slots into a weekend bake or a special-occasion dessert tray. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

★ 3.8 (9 ratings) Prep: 20 min Cook: 40 min Serves 8 American cuisine 280 cal/serving
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Ingredients

Instructions

  1. Step 1: Whisk 1 1/2 cups all-purpose flour, 3/4 cup unsweetened cocoa powder, 1 cup granulated sugar, 1 1/2 tsp baking powder, 1 tsp baking soda, and 1/2 tsp fine sea salt in a large bowl until combined and no lumps remain.
  2. Step 2: Add 2 large eggs, 1/2 cup vegetable oil, 1/2 cup whole milk, and 1 tsp vanilla extract to the dry ingredients, then beat with a wooden spoon for 2 minutes until smooth and glossy, scraping the bowl frequently.
  3. Step 3: Fold 1/2 cup fresh raspberries (tossed with 2 tbsp granulated sugar) into the batter until evenly distributed, then pour into a greased 8-inch round cake pan.
  4. Step 4: Bake at 350°F (175°C) for 35-40 minutes until a toothpick inserted into the center comes out with moist crumbs but no wet batter.
  5. Step 5: Let cool in pan for 15 minutes before inverting onto a wire rack to cool completely.

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Frequently asked questions

How long does One-Bowl Velvet Chocolate Cake with Raspberry Swirl take to make?

Total time is about 60 minutes (20 min prep + 40 min cook). Most home bakers find this fits a weekend afternoon; chill or store as the recipe directs before serving.

How do I store leftover One-Bowl Velvet Chocolate Cake with Raspberry Swirl?

Cool fully before storing. Most baked desserts keep at room temperature in an airtight container for 2–3 days, or in the fridge for up to 5 days. Cream- or custard-based desserts must go in the fridge within 2 hours; reheat gently or serve cold per the recipe.

Can I substitute ingredients in One-Bowl Velvet Chocolate Cake with Raspberry Swirl?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale One-Bowl Velvet Chocolate Cake with Raspberry Swirl for a different number of people?

The recipe is written for 8 servings. Multiply each ingredient by (your serving target / 8). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

What goes well with One-Bowl Velvet Chocolate Cake with Raspberry Swirl?

American desserts like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.

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