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Butterscotch Mousse Pie
Ingredients
- 4 oz unsalted butter
- 4.5 oz all-purpose flour)
(1 cup
- 3 oz quick oats)
(1 cup
- 2 tsp cornstarch
- 1/4 tsp baking powder
- 1/2 tsp salt
- 1 tsp ground cinnamon
- 3.75 oz dark brown sugar
packed), (1/2 cup
- 3.5 oz granulated sugar )
(1/2 cup
- 1 large egg
at room temperature
- 1 tsp vanilla extract
- 3 oz toasted walnuts
chopped ), (3/4 cup
- 2.33 oz granulated sugar)
(1/3 cup
- 1 tbsp water
- 2 oz toasted walnut halves)
(1/2 cup
- 9 oz butterscotch chips )
(1 1/2 cups
- 8.66 fl oz heavy cream
divided use ), (3/4 cup + 2/3 cup
- 1/4 tsp salt
- 2 tsp unflavored powdered gelatin
- 2 tbsp water
Directions
- 1
Place the butter in a small saucepan over medium heat. Allow it to melt and come to a gentle boil. Continue to cook it, stirring occasionally and scraping the bottom of the pan, as it grows darker in color. After about 6-8 minutes it should be golden brown and fragrant, with brown bits on the bottom. Remove the pan from the heat and pour the butter into a large mixing bowl. Let it cool to room temperature.
- 2
Line a baking sheet with foil and spray the foil with nonstick cooking spray. Combine the sugar and water in a small saucepan over medium-high heat. Stir until the sugar dissolves, then stop stirring. Bring the mixture to a boil and cook it, swirling the pan occasionally, until the sugar syrup is a medium amber and smells like caramelized sugar.
- 3
Combine the butterscotch chips, 3/4 cup of heavy cream, and salt in a medium saucepan. Place the pan over medium-low heat and warm up the chips, whisking frequently, until they’re entirely melted and the mixture is smooth. Pour the butterscotch mixture into a large bowl, and let it cool to room temperature, stirring occasionally.

Butterscotch Mousse Pie
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About this Recipe
Craving a dessert that’s both wonderfully nostalgic and exquisitely sophisticated? This Butterscotch Mousse Pie delivers a luxurious experience, combining familiar flavors with an unexpected depth that will impress any guest.
The magic begins with a unique crust, crafted from brown butter, finely chopped walnuts, and hearty quick oats. This creates a thick, chewy foundation that beautifully contrasts with the incredibly rich and airy butterscotch mousse. The toasted walnuts in the crust and the crunchy candied walnuts on top ensure every bite offers a delightful play of textures and flavors.
Prepare for a truly special treat. You'll find yourself diving into layers of creamy, dreamy butterscotch mousse, perfectly balanced by the robust, nutty chew of the cookie crust. The use of dark brown sugar and ample butterscotch chips ensures an authentic, deep butterscotch flavor that isn't overly sweet. The candied walnut halves on top add a final flourish of texture and elegance, making this pie a true showstopper. It's a dessert that feels indulgent yet remarkably balanced, offering a complex profile that far surpasses a simple pie.
While this recipe shines with its specific combination, you can easily adapt it to your taste. Consider adjusting the amount of ground cinnamon in the crust for a warmer spice note, or experiment with different types of nuts for the topping if you're out of walnuts. For an extra touch, a sprinkle of flaky sea salt over the finished pie can further enhance the rich butterscotch flavors.
This Butterscotch Mousse Pie is ideal for special occasions, holiday gatherings, or simply when you want to create a memorable dessert. It pairs wonderfully with a cup of coffee or a strong black tea, offering a perfect end to any meal.







