Raspberry Chocolate Lava Cupcakes

Posted on January 27, 2026

Close-up of Chocolate Lava Cupcakes split open to show a molten raspberry center, piped raspberry buttercream, fresh raspberry, and dark chocolate shavings on top.

If you crave drama in dessert form, Chocolate Lava Cupcakes will steal the show — molten chocolate centers, pillowy cake, and a tangy raspberry surprise make every bite theatrical. These cupcakes pair decadent chocolate with bright fruit, and a lush raspberry buttercream crowns the whole deal. Ready to make something that looks bakery-level but feels totally doable? Let’s dive in.

Why you’ll love these cupcakes

These gems hit three dessert goals at once: richness, surprise, and approachability. The molten core gives you that instant “oooh” moment, the raspberry adds acidity to cut the sweetness, and the buttercream finishes with silky charm.

  • They make parties look fancy with minimal fuss.
  • They combine classic comfort (chocolate) with a modern twist (raspberry lava).
  • You can prep elements ahead — batter, preserves, or frosting — so day-of stress stays low.

Want to impress without the baker’s sweat? These are your friend. FYI: they freeze great, too.

The story behind the recipe

I first made a riff on the classic lava cake when I wanted cupcakes with a built-in stage moment — molten center included — but without a soufflé-level skill set. I tested fillings (dark ganache, caramel, jam), and a raspberry preserve tucked inside the batter delivered peak flavor contrast. The buttercream evolved after a few failed attempts at flavor balance: too sweet, too thin, not vibrant enough. Once I added fresh raspberry puree and dialed the powdered sugar, everything fell into place. Crowd reaction? Loud approval and requests for seconds.

Ingredients breakdown — what each element does

Here’s a quick run-through of the main players and why they matter. I’ll keep blurbs short so you can scan fast.

For the cupcakes

  • All-purpose flour (1 cup): Gives structure but keeps crumb tender.
  • Unsweetened cocoa powder (1/2 cup): Provides deep chocolate flavor — use Dutch-processed for extra smoothness.
  • Baking soda (3/4 tsp): Helps the cupcakes rise just enough to cradle the lava center.
  • Salt (1/4 tsp): Balances sweetness and amplifies chocolate.
  • Unsalted butter (1/2 cup, softened): For richness and moisture. Room-temp butter creams best.
  • Sugar (1 cup): Sweetens and helps create a tender crumb.
  • Eggs (2 large): Bind and enrich the batter.
  • Buttermilk (1/2 cup): Adds tang and keeps the cake tender — you can use milk + 1/2 tsp vinegar as a swap.
  • Vanilla extract (1 tsp): Rounds flavors and adds warmth.
  • Boiling water (1/2 cup): Blooming the cocoa in hot water lifts chocolate flavor and thins the batter for a smoother texture.
  • Raspberry preserves (1/2 cup total): The molten heart — use a seedless preserve if you prefer a smoother center.

For the raspberry buttercream

  • Unsalted butter (1 cup, softened): Base for fluffy frosting. Full-fat matters.
  • Powdered sugar (3 1/2 cups): Stabilizes the buttercream and sweetens.
  • Raspberry puree (1/4 cup): Fresh fruit flavor and color — strain to remove seeds if you want a silky finish.
  • Vanilla (1 tsp): Flavor lift.
  • Pinch of salt: Keeps sweetness from getting flat.
  • Dark chocolate shavings & fresh raspberries (garnish): For texture and visual contrast.

Ingredient swap note: If you want a darker, more fudgy center, try a spoonful of ganache instead of preserves. For a lighter buttercream, fold in a tablespoon of Greek yogurt (add at your own risk — slightly tangy).

Close-up of Chocolate Lava Cupcakes split open to show a molten raspberry center, piped raspberry buttercream, fresh raspberry, and dark chocolate shavings on top.Pin

Step-by-step: How to make it

I’ll walk you through the whole flow — prep, bake, fill, frost. Keep things concise but thorough.

Preheat and prep
Preheat oven to 350°F (175°C). Line a 12-cup muffin tin with liners and set nearby.

Mix dry ingredients
Whisk together flour, cocoa, baking soda, and salt in a medium bowl. This evens distribution and prevents clumps.

Cream butter and sugar
In a large bowl, beat the softened butter and sugar until light and fluffy. Beat in eggs one at a time, then stir in vanilla.

Combine wet + dry
Alternate adding dry mixture and buttermilk to the butter-sugar mix, beginning and ending with dry. Mix until just combined — don’t overmix. Stir in the boiling water until smooth; the batter will relax and thin.

Fill liners & add the lava
Spoon batter into liners halfway. Dollop about a teaspoon of raspberry preserves into each cup, then cover with more batter until 3/4 full. That preserves the molten pocket in the center.

Bake
Bake 18–22 minutes. Because you place jam in the middle, testing with a toothpick in the edge of the cupcake is key — you want crumbs but not wet batter. Remove from oven and let cool.

Make the buttercream
Beat softened butter until creamy, slowly add powdered sugar, then mix in raspberry puree, vanilla, and a pinch of salt. Beat until airy and pipeable. If the frosting looks thin, add more powdered sugar; if it’s too sweet, add a touch more raspberry puree or a teaspoon of lemon juice.

Frost & garnish
Once cupcakes cool, pipe or spread buttercream, and finish with a fresh raspberry and dark chocolate shavings.

Bold tip: Test one cupcake to check bake time — ovens vary and that raspberry center can throw off the toothpick test if you probe the middle.

Pro tips for perfect results

  • Room temperature ingredients blend better. Let butter and eggs sit out for 20–30 minutes.
  • Bloom your cocoa. Boiling water unlocks chocolate flavor — don’t skip it.
  • Keep the jam centered. Spoon preserves gently so it stays as a blob, not smearing through the batter.
  • Don’t overbake. The cupcakes should spring back lightly and the edges set; underbaked in the center is fine (lava goal).
  • Chill slightly before piping. Slightly cooled cupcakes help frosting stand tall.
  • If your jam is runny, briefly simmer it to thicken or use a thicker preserve.
  • Use a piping bag fitted with a round or star tip for pretty buttercream swirls.

Bold tip: If you want guaranteed lava flow, freeze the jam-filled dollop for 10 minutes before covering with batter. That helps the center stay molten while the cake cooks.

Variations worth trying

  • Raspberry Fudge Cupcakes: Add a teaspoon of chocolate ganache in the center with the jam for double molten action — these make excellent Raspberry Fudge Cupcakes.
  • Chocolate Raspberry Swirl Cupcakes: Fold a spoon of dark ganache into the batter for marbling; then add preserves. Chocolate Raspberry Swirl Cupcakes are dramatic.
  • Lava Cake Cupcakes with different fruits: Swap raspberry for passionfruit, cherry, or apricot preserves. Each creates a unique acid profile.
  • Mini versions: Bake in mini liners for party bites — adjust time to 12–14 minutes.
  • Gluten-free: Use 1:1 gluten-free flour; texture changes slightly but flavor remains stellar.

Best ways to serve & pairings

  • Serve at room temperature so the lava is gooey and the buttercream tastes silky. Let refrigerated cupcakes sit 15–30 minutes before serving.
  • Pair with coffee (espresso or black coffee amplifies chocolate), berry-forward tea, or a late-harvest dessert wine for grown-up gatherings.
  • For brunch or tea parties, display on tiered stands and garnish with mint or edible flowers for drama.

Close-up of Chocolate Lava Cupcakes split open to show a molten raspberry center, piped raspberry buttercream, fresh raspberry, and dark chocolate shavings on top.Pin

Make-ahead, storage & freezing

  • Cupcakes: Store unfrosted at room temp in an airtight container for up to 2 days. If frosted, refrigerate (see frosting notes).
  • Frosted cupcakes: Refrigerate up to 3 days. Bring to room temp before serving to re-soften the frosting and lava.
  • Freezing: Freeze unfrosted cupcakes for up to 3 months. Thaw at room temperature, reheat gently to revive the lava (10–12 seconds in microwave), then frost. Frosted cupcakes freeze okay if wrapped well; re-whip buttercream if it separates a bit.
  • Buttercream: Make ahead and store airtight in fridge up to 5 days; re-whip before using.

Bold tip: If you freeze filled cupcakes, thaw completely and warm a few seconds to revive the molten center.

Troubleshooting common issues

  • Lava center disappeared or hardened: Jam may have mixed into batter or overbaked. Freeze jam dollops briefly before covering or reduce bake time.
  • Cupcakes sink: Overmixing or too much liquid. Use measured ingredients and fold gently.
  • Frosting too thin: Add more powdered sugar or chill the buttercream briefly, then re-whip.
  • Frosting too sweet: Add a splash of lemon juice or a tiny pinch of salt to balance.

FAQs

Can I use frozen raspberries to make the preserves?

Yes — thaw and simmer them with sugar until jammy. Strain to remove seeds if you want smooth centers.

How do I check doneness without disturbing the lava?

Insert a toothpick into the edge of a cupcake, not the center. If it comes out clean or with moist crumbs, you’re set.

Can I swap the jam for ganache?

Absolutely. Chocolate Lava Cupcakes with ganache are rich and fudgy — delicious if you want a pure chocolate bomb.

How far ahead can I bake these?

You can bake and freeze unfrosted cupcakes for up to 3 months. Frost on the day you serve for best texture.

Are these suitable for kids?

Totally. The molten center excites kids, but keep an eye on temperature — the lava can be hot.

Fun presentation ideas (for parties)

  • For a Valentine’s or romantic spread, dust with edible gold, arrange cupcakes on doilies, and add heart-shaped chocolate shards.
  • Serve them warm in small ramekins with a scoop of vanilla ice cream for an indulgent plated dessert.
  • Make a cupcake tower alternating with macarons for a dessert table that screams “I planned this.”

Why this ranks among Crazy Desserts

These cupcakes combine theatrical presentation (lava flow!) with solid flavor balance. They show up on lists of Crazy Desserts because they surprise guests: chocolate cake, molten center, and fruit-forward buttercream that reads like sophistication but takes manageable effort.

Final thoughts — wrap-up

Chocolate Lava Cupcakes give you drama, depth, and dessert-level elegance without a pastry degree. They work for birthdays, dinner parties, or when you simply want to level up your baking game. Try the Easy Raspberry Lava Cake Recipe version if you’re short on time — swap preserves for quick raspberry jam and you’ve got a crowd-pleaser.

Go on — grab that mixing bowl. Make a test batch tonight. And when you pull that first cupcake apart and the raspberry lava oozes out, you’ll know why these are worth the hype.

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Close-up of Chocolate Lava Cupcakes split open to show a molten raspberry center, piped raspberry buttercream, fresh raspberry, and dark chocolate shavings on top.Pin

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Close-up of Chocolate Lava Cupcakes split open to show a molten raspberry center, piped raspberry buttercream, fresh raspberry, and dark chocolate shavings on top.

Raspberry Chocolate Lava Cupcakes

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  • Author: Jennifer
  • Prep Time: 30 minutes
  • Cook Time: 22 minutes
  • Total Time: 52 minutes
  • Yield: 12 cupcakes 1x
  • Category: Dessert
  • Method: Baking
  • Cuisine: American
  • Diet: Vegetarian

Description

Looking for a dessert that’s equal parts dramatic and delicious? These cupcakes hide a molten raspberry surprise inside a rich chocolate cake and finish with a fluffy raspberry buttercream and chocolate shavings. Perfect for celebrations or anytime you want a show-stopping sweet.


Ingredients

Scale

Cupcakes

  • 1 cup (125 g) all-purpose flour
  • 1/2 cup (50 g) unsweetened cocoa powder
  • 3/4 tsp baking soda
  • 1/4 tsp salt
  • 1/2 cup (113 g) unsalted butter, softened
  • 1 cup (200 g) granulated sugar
  • 2 large eggs
  • 1 tsp vanilla extract
  • 1/2 cup (120 ml) buttermilk
  • 1/2 cup (120 ml) boiling water
  • 1/2 cup (about 160 g) raspberry preserves
  • Fresh raspberries (for decorating)

Raspberry Buttercream

  • 1 cup (227 g) unsalted butter, softened
  • 3 1/2 cups (420 g) powdered sugar
  • 1/4 cup (60 ml) raspberry purée (strained if you prefer no seeds)
  • 1 tsp vanilla extract
  • Pinch of salt
  • Dark chocolate shavings (for garnish)


Instructions

  1. Heat the oven to 350°F (175°C) and line a 12-cup muffin tin with paper liners.
  2. Whisk the dry ingredients — flour, cocoa, baking soda, and salt — in a bowl until evenly blended.
  3. In a stand mixer or with a hand mixer, cream the softened butter and sugar until the mixture lightens and becomes airy. Beat in the eggs one at a time, then add the vanilla.
  4. Add the dry mix and buttermilk in three additions, starting and ending with the dry ingredients. Once combined, stir in the boiling water until the batter is smooth and slightly fluid.
  5. Spoon batter into the liners so each cup is half full. Drop about 1 teaspoon of raspberry preserves into the center of each cup. Cover the preserves with more batter so liners are roughly three-quarters full.
  6. Bake 18–22 minutes. To check doneness, insert a toothpick into the edge of a cupcake (avoid the middle); it should come out with a few moist crumbs but not raw batter. Cool the cupcakes completely on a wire rack before frosting.
  7. Meanwhile, make the buttercream: beat the softened butter until creamy. Gradually add the powdered sugar, then mix in the raspberry purée, vanilla, and a pinch of salt. Whip until the frosting is light and pipeable. Adjust consistency by adding more sugar to thicken or a tablespoon of purée to loosen.
  8. Pipe or spread the raspberry buttercream onto cooled cupcakes. Top each with a fresh raspberry and a few dark chocolate shavings.

Notes

  • Notes & Tips
    • For bolder raspberry flavor, increase the raspberry purée in the buttercream or use a richer preserve in the center.
    • Cool completely before frosting — warm cupcakes will melt the buttercream.
    • If your preserves are runny, simmer them briefly to thicken or use less per cupcake so the center remains molten but not gooey.
    • To freeze: bake and cool cupcakes, freeze unfrosted for up to 3 months; thaw, warm slightly to revive the center if desired, then frost.
    • To test doneness without ruining the lava, always probe the cupcake’s edge, not the center.
  • Storage
    • Store frosted cupcakes in the refrigerator for up to 3–4 days. Bring to room temperature 15–30 minutes before serving for best texture. Unfrosted cupcakes keep at room temperature in an airtight container for 1–2 days.

Nutrition

  • Serving Size: 1 cupcake
  • Calories: 320 kcal

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