This single-serve flourless chocolate cake is a rich, fudgy dessert that’s perfect for satisfying your chocolate craving. Made with just a few ingredients, it’s gluten-free, quick to prepare, and bakes in a ramekin for easy cleanup. Whether you’re treating yourself after a long day or need a simple dessert for a cozy night in, this recipe delivers decadence in just 20 minutes.
Prep Time: 5 minutes Cook Time: 15 minutes Total Time: 20 minutes Servings: 1
My Chocolate Craving Moment
Last week, I was hit with a sudden chocolate craving after dinner. I didn’t want to bake a whole cake or deal with leftovers. So, I whipped up this flourless chocolate cake for one in a ramekin. It was rich, gooey, and just what I needed. The best part? It took less time than scrolling through my phone for dessert ideas. This recipe is now my go-to for solo indulgence!
Ingredients
- 1/4 cup semisweet or dark chocolate chips (use good-quality chocolate)
- 1 tablespoon unsalted butter
- 1 large egg
- 1 tablespoon granulated sugar
- 1/2 teaspoon vanilla extract
- Pinch of kosher salt
Instructions
- Preheat the oven: Set your oven to 350°F (175°C). Grease a 4-ounce ramekin with butter or cooking spray. Place it in a small baking dish.
- Melt chocolate and butter: In a microwave-safe bowl, combine chocolate chips and butter. Microwave in 15-second intervals, stirring until smooth. Let cool slightly.
- Mix the batter: In a small bowl, whisk the egg, sugar, vanilla extract, and salt until combined. Add the melted chocolate mixture and stir gently until smooth.
- Prepare for baking: Pour the batter into the greased ramekin. Add 1/2 inch of hot water to the baking dish to create a water bath.
- Bake the cake: Bake for 12-15 minutes until the edges are set but the center is slightly jiggly. Remove from the oven and water bath.
- Cool and serve: Let the cake cool for 5 minutes. Enjoy warm directly from the ramekin or invert onto a plate.

Why You’ll Love This Recipe
- Quick and easy: Ready in 20 minutes with minimal cleanup.
- Gluten-free: Perfect for those avoiding gluten without sacrificing flavor.
- Single-serve: No leftovers to tempt you later.
- Rich flavor: High-quality chocolate delivers a decadent taste.
- Versatile: Customize with toppings or mix-ins for variety.
Substitution Ideas
- Chocolate: Swap semisweet chips for dark chocolate (70% cocoa) for a less sweet, intense flavor. Avoid milk chocolate, as it may make the cake too sweet.
- Sugar: Use coconut sugar or maple syrup for a refined-sugar-free option. Adjust to 1/2 tablespoon if using maple syrup.
- Butter: Replace with coconut oil for a dairy-free version.
- Egg: For an egg-free option, try a flaxseed egg (1 tablespoon flaxseed meal + 2.5 tablespoons water, let sit for 5 minutes). Note: Texture may be denser.
Storage and Make-Ahead Tips
- Storage: Store leftovers in the fridge, covered, for up to 3 days. Reheat in the microwave for 15-20 seconds to restore the gooey texture.
- Make-Ahead: Prepare the batter up to a day in advance and store it in the fridge. Pour into the ramekin and bake when ready.
- Freezing: Wrap the cooled cake tightly in plastic wrap and freeze for up to 1 month. Thaw in the fridge overnight and reheat before serving.

Serving Suggestions
- Toppings: Dust with powdered sugar, add a scoop of vanilla ice cream, or top with whipped cream and fresh berries like raspberries or strawberries.
- Pairings: Serve with a cup of coffee or a glass of red wine for a sophisticated touch.
- Occasions: Perfect for a solo treat, date night, or a small celebration like a birthday or self-care evening.
For more dessert inspiration, try our No-Bake Cheesecake in a Jar or Vegan Avocado Chocolate Mousse for other quick, indulgent treats.
Tips and Variations
- Don’t overbake: The center should be slightly jiggly for a fudgy texture. Overbaking can make it dry.
- Use quality chocolate: The flavor depends on the chocolate, so choose a brand you love.
- Add flavor: Mix in a pinch of cinnamon or a drop of almond extract for a unique twist.
- Make it festive: Top with crushed peppermint for a holiday version or drizzle with caramel sauce for extra decadence.
- Check your ramekin size: A 4-ounce ramekin ensures the perfect portion. If using a larger ramekin, adjust baking time slightly.
For another rich chocolate dessert, check out our Easy Fudgy Brownies from Scratch for a crowd-pleasing treat.