Chocolate Hazelnut Lava Mug Cake

By AislePrompt Editorial · Published 2026-06-22 · Updated 2026-06-22

A quick single-serving chocolate cake with a molten hazelnut center, made in the microwave for an indulgent dessert in minutes. This American-inspired recipe, ready in about 7 minutes, layers all-purpose flour, granulated sugar, unsweetened cocoa powder 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 350 calories and feeds 1, 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.

Ingredients

• 4 tbsp all-purpose flour
• 3 tbsp granulated sugar
• 2 tbsp unsweetened cocoa powder
• 1/4 tsp baking powder
• 3 tbsp milk
• 2 tbsp vegetable oil
• 1/4 tsp vanilla extract
• 1 tbsp hazelnut spread (e.g., Nutella)

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Instructions

1. Step 1: In a microwave-safe mug, whisk together 4 tbsp all-purpose flour, 3 tbsp granulated sugar, 2 tbsp unsweetened cocoa powder, and 1/4 tsp baking powder until evenly combined.
2. Step 2: Add 3 tbsp milk, 2 tbsp vegetable oil, and 1/4 tsp vanilla extract to the dry ingredients. Stir thoroughly until a smooth batter forms.
3. Step 3: Drop 1 tbsp hazelnut spread into the center of the batter and gently press it down slightly without mixing it in.
4. Step 4: Microwave on high power for 70-90 seconds until the cake has risen and the edges are set but the center remains gooey.
5. Step 5: Let cool for 1 minute before enjoying your molten chocolate hazelnut mug cake.