Butter mochi is a beloved dessert that originates from Hawaii, offering a rich, buttery flavor combined with a satisfying chewy texture. Whether you’re new to butter mochi or a seasoned baker looking to perfect your recipe, this comprehensive guide will walk you through everything you need to know.
Table of Contents
What Is Butter Mochi?
Butter mochi is a Hawaiian dessert that combines the buttery richness of Western pastries with the chewy, glutinous texture of Japanese mochi. It’s made primarily with sweet rice flour, giving it a distinctive texture that’s both satisfying and unique. Often baked in large pans, butter mochii is cut into squares or rectangles for easy serving.
Origins of Butter Mochi
Butter mochi has its roots in Hawaii, where Japanese immigrants introduced mochiko (sweet rice flour) during the plantation era. Over time, locals adapted traditional mochi recipes by incorporating butter, coconut milk, and other Western ingredients, resulting in this delicious hybrid dessert.
Key Characteristics
- Texture: Soft, chewy, and slightly sticky.
- Flavor: Rich, buttery, and mildly sweet, often with subtle hints of coconut.
- Versatility: Easily customizable with flavors like matcha, chocolate, or ube.
Butter mochi’s popularity stems from its simplicity and the perfect balance between flavors and textures, making it a staple in Hawaiian gatherings.

Ingredients for Butter Mochi
Butter mochi is made with simple, pantry-friendly ingredients, but each plays a crucial role in creating the dessert’s iconic texture and flavor.
Core Ingredients
Here’s what you’ll need for a classic butter mochi recipe:
- Sweet Rice Flour (Mochiko)
- The backbone of the recipe, providing the chewy texture.
- Available in Asian grocery stores or online.
- Coconut Milk
- Adds a subtle tropical flavor.
- Both canned and fresh versions work, but canned coconut milk is preferred for its richness.
- Butter
- Gives the dessert its signature richness.
- Use salted or unsalted, depending on your preference.
- Sugar
- Regular granulated sugar works best. Adjust for desired sweetness.
- Eggs
- Acts as a binder and contributes to the moist texture.
- Baking Powder
- Ensures a light and airy structure in the mochi.
Optional Add-Ins
For a creative twist, consider these:
- Vanilla extract for a warm undertone.
- Shredded coconut for added texture.
- Matcha powder or ube for unique flavors.
Ingredient Table
Ingredient | Purpose | Notes |
---|---|---|
Sweet Rice Flour | Provides chewy texture | Mochiko brand is recommended. |
Coconut Milk | Adds tropical flavor and moisture | Canned is richer and creamier. |
Butter | Adds richness | Melted butter works best for blending. |
Sugar | Sweetens the dessert | Adjust quantity for taste. |
Eggs | Binds and adds moisture | Use large, room-temperature eggs. |
Baking Powder | Adds slight lift to the mochi | Measure carefully to avoid density issues. |

Step-by-Step Butter Mochi Recipe
Creating butter mochi at home is straightforward and rewarding. Follow these detailed instructions for perfect results.
Equipment Needed
Gather these tools before starting:
- Mixing bowls (at least two large bowls).
- Whisk or spatula.
- 9×13-inch baking dish (greased or lined).
- Measuring cups and spoons.
- Oven preheated to 350°F (175°C).
Instructions
- Preheat Your Oven
- Set the oven to 350°F (175°C). Grease or line your baking dish with parchment paper.
- Mix Wet Ingredients
- In a large bowl, whisk together melted butter, coconut milk, eggs, and vanilla extract (if using). Ensure a smooth blend.
- Combine Dry Ingredients
- In a separate bowl, sift together sweet rice flour, sugar, baking powder, and a pinch of salt.
- Incorporate Wet and Dry Mixtures
- Gradually add the dry ingredients into the wet mixture. Stir until smooth, avoiding overmixing.
- Pour Batter Into Pan
- Transfer the batter into the prepared baking dish. Use a spatula to smooth the surface evenly.
- Bake
- Place the pan in the oven and bake for 50-60 minutes, or until the top is golden and a toothpick inserted comes out clean.
- Cool and Serve
- Let the butter mochi cool completely in the pan before slicing into squares or rectangles.

Common Variations of Butter Mochi
One of the best aspects of butter mochi is its adaptability. While the classic version is delicious on its own, there are countless ways to customize the recipe to suit your taste or dietary needs. Here are some popular variations to try:
1. Gluten-Free and Dairy-Free Options
For those with dietary restrictions, butter mochi can be easily adapted:
- Gluten-Free: The recipe is naturally gluten-free since it uses sweet rice flour instead of wheat flour.
- Dairy-Free:
- Replace butter with plant-based alternatives like coconut oil or vegan butter.
- Use almond or oat milk instead of coconut milk for a different flavor profile.
2. Flavored Butter Mochi
Experiment with flavors to create unique versions of this dessert:
- Matcha Butter Mochi
- Add 1-2 tablespoons of matcha powder to the dry ingredients for an earthy, green tea flavor.
- Ube Butter Mochi
- Mix in 1/2 cup of ube halaya or ube extract for a vibrant purple hue and sweet yam flavor.
- Chocolate Butter Mochi
- Stir in cocoa powder or chocolate chips for a rich chocolatey twist.
3. Toppings and Mix-Ins
Take your butter mochi to the next level with creative toppings and mix-ins:
- Toppings:
- Toasted shredded coconut for extra texture.
- A dusting of powdered sugar for a classic look.
- Mix-Ins:
- Fold in chopped nuts, dried fruits, or even fresh berries for added complexity.
Case Study: Matcha Butter Mochi’s Rising Popularity
Many bakeries in Hawaii and beyond have started offering matcha butter mochi due to its unique flavor and vibrant color. Customers often report that the subtle bitterness of matcha complements the sweetness of the dessert, making it a sophisticated alternative to the traditional recipe.
Flavor Variation Comparison Table
Variation | Key Ingredient(s) | Flavor Profile | Popular Pairings |
---|---|---|---|
Classic Butter Mochii | Butter, coconut milk | Buttery, mildly sweet | Tea, coffee |
Matcha Butter Mochii | Matcha powder | Earthy, slightly bitter | Green tea, white chocolate |
Ube Butter Mochi | Ube extract or halaya | Sweet, nutty, and yam-like | Coconut, caramel |
Chocolate Butter Mochi | Cocoa powder, chocolate chips | Rich, chocolatey | Whipped cream, strawberries |

Serving and Storing Butter Mochi
Once your butter mochi is baked to perfection, the next step is to enjoy it. But how you serve and store this delightful dessert can significantly affect its flavor and texture. Here’s everything you need to know.
How to Serve Butter Mochi
Butter mochii is best enjoyed fresh but can be served warm or at room temperature depending on your preference:
- Warm Serving:
- Warm butter mochi enhances its soft and chewy texture.
- Reheat in a microwave for 10-15 seconds for a fresh-out-of-the-oven feel.
- Room Temperature Serving:
- Perfect for events and gatherings as it holds its shape well.
- Pairing Ideas:
- Tea and Coffee: The subtle sweetness pairs beautifully with herbal teas or strong black coffee.
- Tropical Drinks: Coconut water or passion fruit juice complements its tropical flavor.
How to Store Butter Mochi
- Short-Term Storage:
- Store in an airtight container at room temperature for up to 2 days.
- Keep in a cool, dry place to maintain its texture.
- Refrigeration:
- Place in an airtight container and refrigerate for up to 5 days.
- Note: Refrigeration may slightly harden the texture, so reheat before serving.
- Freezing:
- Butter mochii freezes exceptionally well. Wrap individual pieces in plastic wrap and store in a freezer-safe bag for up to 3 months.
- Thaw at room temperature or reheat directly from frozen in a microwave.
Tips for Maintaining Freshness
- Avoid stacking slices on top of one another to prevent sticking.
- Use parchment paper between layers if stacking is necessary.
- Label frozen batches with the date to ensure you use them within the recommended timeframe.
Case Study: Preparing Butter Mochi for a Party
For a large family gathering, a Hawaiian home baker prepared butter mochi two days in advance, storing it in airtight containers at room temperature. On the event day, she reheated it in small batches for warm, chewy servings that guests raved about. Her takeaway? Butter mochii is the perfect make-ahead dessert for stress-free entertaining.
Storage Method Comparison Table
Storage Method | Duration | Best for | Notes |
---|---|---|---|
Room Temperature | Up to 2 days | Immediate consumption | Keep in a cool, dry place. |
Refrigeration | Up to 5 days | Short-term storage | Reheat to restore texture. |
Freezing | Up to 3 months | Long-term storage | Wrap pieces individually. |

FAQs About Butter Mochi
Butter mochi can sometimes raise questions, especially for those new to this Hawaiian dessert. Below are answers to the most commonly asked questions.
What is the difference between butter mochi and traditional mochi?
Butter Mochi: Baked, with a buttery flavor and a firm, chewy texture.
Traditional Mochi: Steamed or pounded, often filled with sweet pastes like red bean or matcha. It’s softer and less dense.
Can I make butter mochi without coconut milk?
Yes, you can substitute coconut milk with other milks, such as:
Whole milk for a creamier but less tropical flavor.
Almond or oat milk for a dairy-free alternative.
Why is my butter mochi too dense or dry?
Common reasons include:
Overmixing the batter, which can affect the texture.
Incorrect measurements of dry ingredients.
Baking for too long or at an incorrect temperature.
How long does butter mochi last?
Butter muchi can last:
Room temperature: Up to 2 days in an airtight container.
Refrigerated: Up to 5 days.
Frozen: Up to 3 months.
Can I double the recipe?
Absolutely! Simply use a larger baking dish and adjust the baking time slightly. Check doneness with a toothpick.
Nutritional Information for Butter Mochi
Understanding the nutritional content of butter mochi is essential, especially if you’re mindful of your calorie intake or dietary needs. Here’s a breakdown of what you can expect in a standard serving of classic butter mochi.
Nutritional Breakdown (Per Serving: One Square, Approximately 2×2 Inches)
Nutrient | Amount per Serving | % Daily Value* |
---|---|---|
Calories | 140-160 | ~8% |
Total Fat | 7-9g | ~11% |
Saturated Fat | 5g | ~25% |
Cholesterol | 35-40mg | ~12% |
Sodium | 60-80mg | ~3% |
Total Carbohydrates | 20-22g | ~7% |
Dietary Fiber | 0-1g | ~4% |
Sugars | 10-12g | — |
Protein | 2-3g | ~5% |
*Percent Daily Values are based on a 2,000-calorie diet. Your values may vary depending on your specific needs.
Health Considerations
- High in Carbs
- Butter mochi is made with sweet rice flour, which is high in carbohydrates. This makes it a good energy source but should be eaten in moderation if managing carb intake.
- Rich in Saturated Fats
- The combination of butter and coconut milk contributes to its higher fat content. Opt for healthier substitutions if needed, such as plant-based butter or reduced-fat coconut milk.
- Low in Protein
- While not a high-protein dessert, you can pair it with a protein-rich drink like milk or add protein powder to the batter for an extra boost.
Tips for a Healthier Butter Mochi
- Reduce Sugar:
- Lower the sugar content by 20-25% without sacrificing flavor.
- Substitute Ingredients:
- Use almond milk and coconut oil for a lighter version.
- Smaller Servings:
- Cut into smaller pieces to enjoy the taste while controlling portion size.
Case Study: A Guilt-Free Butter Mochiii Recipe
One home baker modified the classic recipe by replacing butter with applesauce and reducing sugar by 30%. The result? A lighter, slightly less rich butter mochi that still delivered on flavor and chewiness. This healthier twist became a favorite among her friends who preferred low-fat desserts.

Why You Should Try Making Butter Mochi at Home
Making butter mochi at home is not just about creating a delicious dessert—it’s an experience that brings joy, creativity, and a taste of Hawaii right into your kitchen. Here’s why you should give it a try.
1. Simple Ingredients and Easy Preparation
Butter mochi is one of the most straightforward desserts to prepare.
- Minimal Equipment Needed: All you need are basic mixing bowls, a whisk, and a baking dish.
- Pantry-Friendly Ingredients: Most ingredients, such as sweet rice flour, sugar, eggs, and butter, are easily accessible.
2. Customizable to Your Taste
The versatility of butter mochi allows for endless variations:
- Adjust sweetness or richness to match your preferences.
- Experiment with flavors like matcha, chocolate, or ube.
- Add toppings such as shredded coconut or powdered sugar for extra flair.
3. A Crowd-Pleaser for Any Occasion
Butter mochii is perfect for:
- Family Gatherings: Easy to make in large batches.
- Potlucks and Parties: Its chewy texture and rich flavor make it a standout dessert.
- Gifts: Wrap slices individually for a thoughtful homemade present.
Case Study: Butter Mochi as a Holiday Tradition
One family in Honolulu has been baking butter mochii for over three generations, using a recipe passed down with slight tweaks over time. They prepare large pans for holidays, cutting the mochi into perfectly sized squares for family members to enjoy while sharing stories. The dessert has become a symbol of comfort and togetherness for their family.
4. A Fun Way to Explore Hawaiian Culture
Butter mochi offers a gateway into Hawaiian cuisine, blending Japanese and Western influences. By making it at home, you can:
- Appreciate the cultural significance of Hawaiian desserts.
- Share the flavors of Hawaii with friends and family.
5. Cost-Effective and Fresh
Store-bought butter mochii can be expensive, and nothing beats the freshness of homemade:
- Save Money: Homemade costs significantly less than bakery versions.
- Enjoy Freshness: Serve it straight from your oven for the best flavor and texture.
Quote from a Butter Mochi Enthusiast
“Butter mochii is more than just a dessert; it’s a slice of Aloha that you can create with love and share with others.” – Emily K., Hawaiian home baker

Related Recipes to Explore
If you loved learning about butter mochi, here are other mochi-inspired or Hawaiian recipes that might pique your interest:
1. Mochi Donuts
- Description: Light and chewy donuts made with sweet rice flour.
- Flavor Variations: Matcha, black sesame, or classic glazed.
- Why Try It?: A trendy and Instagram-worthy treat that’s just as fun to make as it is to eat.
2. Ube Butter Mochi
- Description: A vibrant purple variation of butter mochii using ube, a sweet purple yam.
- Highlight: Sweet and nutty flavor with a pop of color.
- Why Try It?: Perfect for special occasions or to wow guests.
3. Haupia (Coconut Pudding)
- Description: A traditional Hawaiian coconut dessert with a smooth and creamy texture.
- Serving Ideas: Often paired with butter mochi at Hawaiian gatherings.
- Why Try It?: Simple to make and a great companion to your butter mochii creations.
4. Classic Japanese Mochi
- Description: Traditional hand-pounded mochi, often filled with sweet red bean paste.
- Highlight: Soft, chewy, and less buttery than its Hawaiian counterpart.
- Why Try It?: Explore the origins of mochi desserts.

The image above represents a collection of related mochi and Hawaiian desserts, highlighting their variety and appeal.
Thank you for following along with this comprehensive guide to butter mochii! If you’d like to explore more recipes or have additional questions, let me know!
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