Scrumptious Thai Custard in a Pumpkin: The Ultimate Crustless Pumpkin Pie You Need to Try
There’s something enchanting about autumn—golden leaves floating down while the air turns crisp and cool. For me, it’s a time filled with the aromas of baking and the warmth of family gatherings. One memory that’s forever etched in my heart is making Thai Custard in a Pumpkin—also known as crustless pumpkin pie—with my grandmother. As she stirred coconut milk and palm sugar, the air filled with a sweet, nutty scent that beckoned everyone to the kitchen.
This dish is more than just a dessert; it represents tradition and comfort. It’s a glorious fusion of Thai flavors nestled in a cozy, roasted pumpkin. A holiday favorite that stands out from the standard pumpkin pies and brings a unique twist to your table, this recipe is a game changer. You’ll find that every bite melts in your mouth, with creamy custard harmonizing with the sweet, aromatic pumpkin.
In this post, I promise to share everything you’ll need to bring this delightful dish to life. You’ll learn about its origins, step-by-step instructions, and even some handy tips to ensure your cooking experience is as smooth as the custard itself. So grab your apron, and let’s get started with this magical treat that is bound to create beautiful memories for your family, just like it did for mine.
What Are Thai Custard in a Pumpkin (Crustless Pumpkin Pie)?
Originating from Thailand, Thai Custard in a Pumpkin, or Sangkhaya Fak Thong as the locals call it, beautifully marries the flavors of Eastern and Western cuisine. The star of this dessert is kabocha squash, known for its sweet, dense flesh and vibrant orange color, which serves both as a cooking vessel and a flavorful component of the custard.
This dish is a texture lover’s dream—think creamy, velvety custard set within the warm, slightly firmer layers of the roasted squash. Visually stunning and incredibly aromatic, it fills your kitchen with enticing scents as it steams. It’s perfect for festive gatherings, potlucks, or even a cozy family dinner, striking the perfect balance between sweetness and richness.
If you’re looking to impress your guests or add a new staple to your holiday repertoire, this dish is just the ticket. It’s naturally gluten-free, making it an excellent option for those with dietary restrictions. So whether you’re celebrating a tradition or starting a new one, this custard in a pumpkin will surely become your next go-to recipe.
Why You’ll Love This Recipe
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Unique Flavor Profile: Unlike typical pumpkin pies, this recipe brings a Thai-inspired twist to the table with coconut milk and palm sugar, creating a luscious flavor that is a delightful departure from the ordinary.
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Visual Showstopper: A whole, roasted pumpkin filled with custard is nothing short of dramatic. Your guests will be wowed as you present this earthy centerpiece at your gatherings.
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Cost-Effective: With just a handful of ingredients, you’ll create an exceptional dessert that looks like it belonged in a five-star restaurant. Plus, kabocha squash is typically inexpensive during the fall season!
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Customizable: The recipe lends itself easily to variations. Whether you want to switch up the sweetness or add spices like cinnamon and nutmeg—feel free to make it your own!
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Easy to Make: Don’t worry if you’re not a master baker; the steps are simple and require minimal hands-on time. This means you can spend more time socializing and less time in the kitchen.
So, if you’re ready to wow your family and friends with a dessert that encapsulates the magic of fall, then let’s dive into the layers of lusciousness that is Thai Custard in a Pumpkin.
Ingredients
To create this divine Thai Custard in a Pumpkin, gather the following ingredients:
- 1 medium kabocha squash (2-3 lbs) – Choose a firm, unblemished squash for the best roasting results.
- 1 cup coconut milk – Full-fat coconut milk yields the richest custard, but light coconut milk works if you’re looking for a lighter version.
- 300 grams chopped palm sugar (or brown sugar) – Palm sugar has a distinct caramel-like flavor, but dark brown sugar can be a perfect substitute.
- 1 Tbsp rice flour or cornstarch – This thickens the custard to a luscious consistency; rice flour adds a unique texture.
- ½ tsp table salt – Enhances the sweetness and balances flavors.
- 6 large eggs – Fresh eggs are essential for that perfect velvety custard.
- 1 egg yolk – This adds richness; make sure it’s at room temperature.
- 1 pandan leaf – For an aromatic infusion; if unavailable, consider substituting with a drop of pandan essence.
Prep Notes:
- Make sure your ingredients are at room temperature for the best emulsification.
- Rinse the kabocha squash under cold water to clean any dirt.
Brand Recommendations: Look for brands like Aroy-D or Chaokoh for coconut milk, and for palm sugar, find it at your local Asian market or online retailers.
Step-by-Step Instructions
1. Prepare the Kabocha Squash
- Start by cutting off the lid of your kabocha squash and scooping out all the seeds (saving them for roasting if you wish!). Rinse the insides and let the squash dry upside down on a towel for about 15 minutes.
2. Make the Palm Sugar Mixture
- In a medium-sized pot, add the chopped palm sugar and most of the coconut milk (reserving about 2 tablespoons for later). Add the pandan leaf, folding it in half and tying it in a knot. Cook over medium-low heat until the sugar completely dissolves, about 5-7 minutes.
3. Prepare the Custard Base
- Meanwhile, in a small bowl, combine the reserved coconut milk with the rice flour and stir until smooth.
- In a large mixing bowl, whisk together the eggs, egg yolk, the dissolved rice flour mixture, and salt until fully combined.
4. Combine Mixtures
- Slowly whisk the warm palm sugar mixture into the egg mixture, making sure to temper the eggs and prevent them from curdling. For the smoothest custard, strain the mixture through a fine-mesh sieve into a spouted container.
5. Fill the Squash
- Preheat your steamer (or oven, if you prefer) while you fill the kabocha squash. Place the squash in a casserole dish and pour the custard into the squash, leaving about an inch of space at the top for it to puff up as it cooks.
6. Steam or Bake
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If steaming: Cover the squash with its lid and steam for about 40-60 minutes or until the custard is just set (check with a knife or an instant-read thermometer—it should come out clean at about 170°F).
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If baking: Preheat the oven to 320°F. Place the squash inside a larger baking dish filled with water, and bake for about 60-70 minutes, checking for doneness in the same way.
7. Let Cool and Serve
- Once the custard has set, let it cool completely before slicing. To serve, cut the pumpkin into wedges, showcasing that beautiful custard.
Chef’s Tips:
- If you want slightly crispy edges, consider roasting the squash in the oven instead of steaming.
- Reserve any extra custard and steam it in ramekins for beautiful mini desserts!
Common Mistakes to Avoid:
- Don’t rush the sugar-dissolving process; if the sugar isn’t fully melted, it can affect the smoothness of the custard.
- Ensure your kabocha squash is well-cleaned to avoid any earthy flavors in the custard.
Expert Tips & Tricks
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Use Fresh Ingredients: Always opt for fresh eggs and good-quality coconut milk for the best flavor.
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Make-Ahead: You can prepare the custard the day before and keep it refrigerated until you’re ready to fill the squash and cook. Just reheat gently and then proceed.
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Storage: If there are leftovers (which I doubt will happen!), store them in an airtight container in the refrigerator. They will last about 2-3 days.
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Troubleshooting: If your custard doesn’t set properly, it may need a bit longer in the steamer or oven. Be patient and keep checking!
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Pairing: Enhance the experience by serving this dessert with a scoop of vanilla ice cream or a drizzle of coconut cream.
Serving Suggestions
Pair your Thai Custard in a Pumpkin with a spiced chai tea or a scoop of coconut gelato for a flavorful combination. To elevate the presentation, sprinkle some toasted coconut flakes or chopped nuts on top for a crunchy contrast. This dessert is perfect for Thanksgiving celebrations, holiday gatherings, or any special occasion where you want to impress!
Variations & Substitutions
- Chocolate Lover: Consider adding cacao powder to the custard for an indulgent chocolate twist.
- Spiced Up: Add a pinch of nutmeg, cinnamon, or ginger to give it an extra holiday kick.
- Vegan Option: Replace eggs with a flax egg (1 tbsp flaxseed meal + 3 tbsp water = 1 egg) and use plant-based milk.
- Seasonal Fruits: Incorporate diced mango or passion fruit into the custard before baking for a fruity surprise.
Nutrition & Storage Info
- Prep Time: 20 minutes
- Cook Time: 1 hour
- Total Time: 1 hour 20 minutes
- Yield: Serves 6-8
- Estimated Calories per Serving: Approximately 220 calories
Storage: Store leftovers in the fridge in an airtight container for 2-3 days. For longer storage, you can freeze the custard filling (though the texture may change slightly).
FAQ Section
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Can I use other squash types instead of kabocha?
Yes! But keep in mind that kabocha has a unique sweetness and texture that may be hard to replicate. -
Is this dessert gluten-free?
Absolutely! With just rice flour or cornstarch, this dish is naturally gluten-free. -
What if I don’t have pandan leaves?
You can use a couple of drops of pandan extract or simply skip it; the custard will still be delicious! -
Can I make this ahead of time?
Certainly, you can prepare the custard ahead of time, just fill and cook the squash on the day of serving. -
Do I have to steam it?
No, baking is an option and can give you a different texture and flavor profile. -
What other flavors can I add?
Feel free to experiment with flavors like vanilla or a hint of orange zest for a refreshing twist. -
Can I reduce the sugar?
Yes, you can adjust the amount of palm sugar to taste, but be cautious as it does impact sweetness and texture. -
What should I do if my custard is too runny?
If your custard isn’t setting, it may need more cooking time in the steamer or oven. Check frequently. -
How do I know when it’s done?
The custard should be set, and a knife inserted should come out clean when done. -
What if I want a creamier custard?
Consider increasing the amount of coconut milk slightly, but do balance with the eggs to maintain structure.
Conclusion
This Thai Custard in a Pumpkin is not just a dessert; it’s an experience that combines tradition, flavor, and love all in one delightful package. With its rich custard nestled in the roasted warmth of a squash, it’s sure to become a beloved dish at every family gathering. I encourage you to give it a try and infuse your kitchen with the sweet aromas of fall.
I would love to hear how your experience turns out! Feel free to share your comments and feedback below. And while you’re here, don’t forget to check out more of my cozy recipes, like my spiced chai cookies or the vibrant mango sticky rice. Let’s keep the flavors of the world simmering in our kitchens together!

Thai Custard in a Pumpkin
Ingredients
Method
- Cut off the lid of the kabocha squash and scoop out all the seeds. Rinse the insides and let it dry upside down on a towel for about 15 minutes.
- In a medium pot, add the chopped palm sugar and most of the coconut milk (reserve about 2 tablespoons). Add the pandan leaf, folding it in half and tying it in a knot. Cook over medium-low heat until the sugar dissolves, about 5-7 minutes.
- In a small bowl, combine the reserved coconut milk with the rice flour and stir until smooth.
- In a large mixing bowl, whisk together the eggs, egg yolk, the dissolved rice flour mixture, and salt until fully combined.
- Slowly whisk the warm palm sugar mixture into the egg mixture, tempering to prevent curdling. Strain the mixture through a fine-mesh sieve into a spouted container.
- Preheat your steamer (or oven) while filling the kabocha squash. Place the squash in a casserole dish and pour the custard into it, leaving an inch of space at the top.
- If steaming, cover with the lid and steam for 40-60 minutes or until the custard is just set (about 170°F).
- If baking, preheat the oven to 320°F, place squash in a larger baking dish filled with water, and bake for 60-70 minutes, checking for doneness.
- Once set, let it cool completely before slicing. Cut the pumpkin into wedges to showcase the custard.
