These Grape Crush Cupcakes are a playful and vibrant dessert that brings a burst of fruity fun to your baking repertoire. With their soft vanilla base and luscious grape-infused frosting, these cupcakes are both visually stunning and delightfully flavorful. Perfect for parties, birthdays, or whenever you’re craving a twist on traditional cupcakes, they’re a crowd-pleasing treat that looks as good as it tastes.

What sets these cupcakes apart is the unexpected yet nostalgic grape soda flavor in the frosting. Reminiscent of childhood grape candies and fizzy drinks, each bite delivers a sweet zing that’s bright and satisfying. The light, fluffy vanilla cake serves as the perfect backdrop to highlight the rich, creamy swirl of purple frosting.
What Kind of Grape Flavor Should I Use?
To capture the true “crush” flavor, using grape soda or grape juice concentrate is key. Grape soda delivers that punchy, fizzy taste, while concentrate brings a natural, bold grape essence. If you’re after a nostalgic soda shop vibe, stick with grape soda. For a more fruit-forward flavor, go with the concentrate or grape extract. Either way, balance is crucial—too much and your frosting could overpower the cake.
Ingredients for the Grape Crush Cupcakes
- All-purpose flour – Provides the cupcake’s structure and a soft crumb.
- Baking powder – Helps the cupcakes rise beautifully.
- Salt – Enhances overall flavor and balances the sweetness.
- Unsalted butter – Adds richness and moisture to the batter.
- Granulated sugar – Sweetens the cake and helps with light texture.
- Eggs – Bind the ingredients and create a fluffy texture.
- Vanilla extract – Adds warmth and depth to the base flavor.
- Whole milk – Keeps the cupcakes tender and moist.
- Grape soda or grape juice concentrate – Used in the frosting for that signature flavor.
- Powdered sugar – Gives the frosting its structure and smooth texture.
- Butter (for frosting) – Provides a creamy base that pairs well with grape flavor.
- Purple food coloring (optional) – Enhances the visual appeal and gives the cupcakes their iconic hue.

How To Make the Grape Crush Cupcakes
Step 1: Preheat and Prep
Start by preheating your oven to 350°F (175°C). Line a muffin tin with cupcake liners and lightly mist them with non-stick spray to ensure easy release.
Step 2: Mix the Dry Ingredients
In a medium bowl, whisk together the all-purpose flour, baking powder, and salt. Set aside. This mixture will form the backbone of your cupcake structure.
Step 3: Cream Butter and Sugar
In a large mixing bowl, beat the unsalted butter and granulated sugar together until the mixture is light and fluffy. This should take about 2-3 minutes with an electric mixer on medium-high speed.
Step 4: Add Eggs and Vanilla
Add the eggs one at a time, beating well after each addition. Then, stir in the vanilla extract to deepen the flavor base.
Step 5: Combine Wet and Dry
Alternate adding the flour mixture and the milk to the butter-sugar mix, beginning and ending with the flour. Mix just until combined to avoid overworking the batter.
Step 6: Fill and Bake
Divide the batter evenly among the cupcake liners, filling each about 2/3 full. Bake for 18-20 minutes, or until a toothpick inserted into the center comes out clean. Let them cool completely before frosting.
Step 7: Make the Grape Frosting
In a clean mixing bowl, beat butter until smooth. Slowly add powdered sugar, then incorporate grape soda (or concentrate) one tablespoon at a time until you reach a creamy consistency. Add a few drops of purple food coloring if desired. Beat until fluffy.
Step 8: Frost and Decorate
Transfer the grape frosting into a piping bag fitted with your favorite tip. Swirl the frosting generously onto each cooled cupcake. Top with a grape candy or mint leaf for a finishing touch.
Serving and Storing Grape Crush Cupcakes
These cupcakes are best served fresh, ideally within 24 hours of frosting, for the ultimate fluffy and fruity experience. If you’re preparing ahead for a party, you can bake the cupcakes a day in advance and store them in an airtight container. Wait to frost them until just before serving to maintain that vibrant swirl and texture.
Leftovers? No problem. Store frosted cupcakes in the refrigerator in a sealed container for up to 4 days. Let them come to room temperature before serving for the best taste and softness. Unfrosted cupcakes can be frozen for up to 2 months—just thaw and decorate when you’re ready!
Frequently Asked Questions
How can I make these cupcakes without grape soda?
You can use grape juice concentrate or a high-quality grape extract instead. Just adjust the quantity slightly for taste—start with a teaspoon and build up.
Can I use a cake mix for the base?
Yes, if you’re short on time, a vanilla or white cake mix will work well. Just doctor it with a bit of vanilla extract and follow the frosting steps for that custom flair.
What piping tip works best for the swirl?
A large open star tip (like Wilton 1M) creates that classic cupcake swirl. For a tighter rosette, try a closed star tip.
Are these cupcakes suitable for kids?
Absolutely! Kids love the grape soda flavor and vibrant color. Just make sure to use natural coloring if you’re avoiding artificial dyes.
Can I use buttercream instead of the grape frosting?
Definitely. While the grape frosting is the highlight here, a vanilla or cream cheese buttercream can still pair well with the cupcake base.
How do I avoid soggy cupcakes when storing?
Ensure the cupcakes are completely cool before frosting and storing. Moisture from warm cupcakes can lead to soggy bottoms if sealed too early.

Grape Crush Cupcakes Recipe
- Total Time: 35 minutes
- Yield: 12 cupcakes
Description
These Grape Crush Cupcakes are soft, fruity vanilla cupcakes topped with a luscious grape soda-infused frosting. Vibrant in both flavor and color, they offer a nostalgic nod to grape-flavored treats and are perfect for birthdays, gatherings, or simply treating yourself to something fun.
Ingredients
All-purpose flour
Baking powder
Salt
Unsalted butter (for batter and frosting)
Granulated sugar
Eggs
Vanilla extract
Whole milk
Grape soda or grape juice concentrate
Powdered sugar
Purple food coloring (optional)
Instructions
- Preheat and Prep: Preheat oven to 350°F (175°C). Line muffin tin with cupcake liners and spray lightly.
- Mix Dry Ingredients: Whisk flour, baking powder, and salt in a bowl. Set aside.
- Cream Butter and Sugar: Beat butter and sugar until fluffy (2-3 mins).
- Add Eggs and Vanilla: Mix in eggs one at a time, then stir in vanilla.
- Combine Wet and Dry: Alternately add flour mixture and milk to the batter. Mix just until combined.
- Fill and Bake: Fill cupcake liners 2/3 full. Bake 18-20 mins. Cool completely.
- Make Frosting: Beat butter, gradually add powdered sugar, and mix in grape soda or concentrate. Add purple coloring if using. Beat until fluffy.
- Frost and Decorate: Pipe frosting onto cooled cupcakes. Top with optional candies or garnish.
- Prep Time: 15 minutes
- Cook Time: 20 minutes
- Category: Desserts