Q1: What is a "mousse" or "chiffon" style tart?

A chiffon or mousse tart has a very light, airy, and no-bake filling. The filling is typically made from a puréed fruit or custard base that is stabilized with gelatin, and then it is lightened by gently folding in either beaten egg whites or, in this case, freshly whipped cream, which gives it its signature "cloud-like" texture.

Q2: What is a double boiler, and do I really need one to make the custard?

A double boiler is simply a set of two pots that fit together, where the bottom pot holds simmering water and the top pot is heated gently by the steam. It is the perfect, foolproof tool for cooking delicate custards and sauces with eggs, as the gentle, indirect heat prevents the eggs from scrambling. If you don't have one, you can easily create a DIY version by placing a large, heatproof glass or metal bowl over a saucepan of simmering water.

Q3: How do I "bloom" gelatin, and why is it important? "

"Blooming" is the process of soaking powdered gelatin in a small amount of cold liquid before you use it. This simple step is crucial because it allows the gelatin granules to soften and swell, which then helps them to dissolve completely and evenly into your warm custard base without any lumps, ensuring a perfectly smooth and evenly set mousse.

Q4: Can I make this tart a day or two before my holiday meal?

Yes, this is an absolutely perfect make-ahead dessert! The tart needs at least 2 hours to chill and set, but it is actually even better if it is made a full 24 to 48 hours in advance . This gives the filling plenty of time to set up perfectly and for all the flavors to meld and deepen.

Q5: My whipped cream is runny and won't form stiff peaks. What did I do wrong?

Runny whipped cream is almost always caused by the cream not being cold enough . For the best, most stable, and fluffiest whipped cream, it is crucial that your heavy cream is very cold , straight from the back of your refrigerator. It is also a great professional trick to chill your mixing bowl and the whisk attachment from your electric mixer in the freezer for about 15 minutes before you begin.

The Best Light & Creamy Pumpkin Mousse Tart

An elegant dessert, this Pumpkin Banana Mousse Tart features a light and airy filling in a crisp, homemade graham cracker crust. The crust is pre-baked for a sturdy base. The filling is a chiffon-style mousse, created by making a cooked pumpkin custard with egg yolks over a double boiler, which is then stabilized with gelatin. This flavorful base is cooled and lightened by folding in freshly whipped cream. The tart is chilled for several hours until set and finished with a decorative topping of more whipped cream.

Author: Evelyn
Prep Time: 35 minutes
Cook Time: 20 minutes
Total Time: 4 hours 10 minutes (includes cooling and chilling)
Yield: 10-12 servings 1x
Category: Dessert
Method: Baking, Making Custard, Chilling
Cuisine: American
Diet: Vegetarian

Ingredients

Scale

For the Crust:
2 cups graham cracker crumbs (14 crackers)
1/3 cup sugar
1/4 teaspoon ground cinnamon
1/4 pound (1 stick) unsalted butter, melted
For the Filling:
1/2 cup half-and-half
1 (15-ounce) can pumpkin puree
1 cup light brown sugar, lightly packed
3/4 teaspoon kosher salt
1/2 teaspoon ground cinnamon
1/4 teaspoon ground nutmeg
3 extra-large egg yolks
1 package (2 teaspoons) unflavored gelatin
1/4 cup cold water
1 ripe banana, finely mashed
1/2 teaspoon grated orange zest
1/2 cup cold heavy cream
2 tablespoons sugar
For the Decoration:
1 cup (1/2 pint) cold heavy cream
1/4 cup sugar
1/4 teaspoon pure vanilla extract
Orange zest (optional)

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Instructions

Preheat the oven to 350°F.
Make the Crust: In a bowl, combine the graham cracker crumbs, sugar, cinnamon, and melted butter. Press the mixture evenly into the sides and bottom of an 11-inch tart pan with a removable bottom. Bake for 10 minutes. Let the crust cool to room temperature.
Make the Filling: In a heatproof bowl set over a pan of simmering water (a double boiler), heat the half-and-half, pumpkin puree, brown sugar, salt, cinnamon, and nutmeg for about 5 minutes until hot.
In a separate bowl, whisk the egg yolks. Temper the yolks by stirring in a small amount of the hot pumpkin mixture. Pour the tempered yolk mixture back into the double boiler.
Cook for another 4 to 5 minutes, stirring constantly, until the mixture begins to thicken. Do not let the eggs scramble. Remove from heat.
In a small bowl, dissolve the gelatin in 1/4 cup of cold water. Add the dissolved gelatin, mashed banana, and orange zest to the warm pumpkin mixture and mix well. Set aside to cool.
In the bowl of an electric mixer, whip 1/2 cup of heavy cream until soft peaks form. Add 2 tablespoons of sugar and continue to whisk until you have firm peaks.
Carefully fold the whipped cream into the cooled pumpkin mixture. Pour the final mousse into the cooled tart shell.
Chill for at least 2 hours, or overnight, until the filling is set.
Decorate and Serve: For the decoration, whip 1 cup of heavy cream with 1/4 cup of sugar and the vanilla extract until firm peaks form.
Pipe or spoon the whipped cream decoratively on the tart. Sprinkle with orange zest, if desired. Serve chilled.

Notes

Using a tart pan with a removable bottom is highly recommended for easy serving and a beautiful presentation.
Gently cooking the pumpkin custard base over a double boiler and tempering the egg yolks are key techniques to prevent the eggs from scrambling.
The pie needs to be chilled for at least 2 hours (preferably overnight) for the gelatin-set mousse to become firm enough to slice.

Nutrition

Serving Size: 1 slice (1/12 of tart)
Calories: 400-480
Sugar: 35-45 g
Sodium: 300-400 mg
Fat: 25-32 g
Saturated Fat: 16-20 g
Trans Fat: 0 g
Carbohydrates: 40-50 g
Fiber: 3-4 g
Protein: 5-7 g
Cholesterol: 150-180 mg

Find it online: https://cookupjoy.com/pumpkin-mousse-tart/