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Peanut Butter Mousse Dessert Cups

Lang's Chocolates offers a sampling of decadent and luxurious hand-crafted chocolate treats.

Posted by William Lang on Feb 03 2026

Peanut Butter Mousse Dessert Cups

These Peanut Butter Mousse Dessert Cups are made using

Lang’s Chocolates Fillable Chocolate Dessert Cups
. Handcrafted from premium chocolate, these petite, ribbed cups are the perfect edible base for elegant, bite-sized desserts. Filled with a light peanut butter mousse and finished with crushed peanuts, they deliver rich flavor with a polished presentation.

Ingredients (Makes 8 Dessert Cups)

Peanut Butter Mousse Filling

  • ¾ cup heavy whipping cream, cold
  • ½ cup creamy natural peanut butter (no added sugar)
  • ⅓ cup Keystone Pantry allulose, powdered
  • 1 teaspoon vanilla extract
  • Pinch of fine sea salt

Topping

  • 2 tablespoons crushed roasted peanuts

Base

Why These Ingredients Matter


Lang’s Chocolates Fillable Chocolate Dessert Cups

Our dessert cups are designed specifically for filled desserts like mousse, custards, and creams. Their thin chocolate shell delivers a clean snap, while the ribbed design provides visual appeal and built-in portion control for retail displays, events, and plated desserts.

Heavy Whipping Cream

When whipped, heavy cream creates the airy structure of the mousse, balancing the richness of peanut butter without making the filling feel dense.

Natural Peanut Butter

Provides authentic roasted peanut flavor and healthy fats. Using no-sugar-added peanut butter keeps the sweetness controlled and the flavor clean.


Keystone Pantry Allulose

Allulose dissolves completely and stays smooth when chilled, making it ideal for mousse fillings. It avoids the grainy texture and cooling effect common with other sugar substitutes.

Vanilla Extract & Sea Salt

Vanilla enhances overall flavor depth, while a pinch of salt sharpens the peanut notes and balances sweetness.

Crushed Roasted Peanuts

Adds crunchy texture and visual contrast, elevating the dessert with a finished, gourmet look.

Instructions

  1. In a chilled bowl, whip heavy cream until soft peaks form. Set aside.
  2. In a separate bowl, whisk peanut butter, powdered allulose, vanilla, and salt until smooth.
  3. Gently fold the whipped cream into the peanut butter mixture in two additions.
  4. Spoon or pipe the mousse into the chocolate dessert cups, filling just below the rim.
  5. Top with crushed peanuts and refrigerate for at least 30 minutes before serving.

Nutrition Facts (Per 1 Dessert Cup – Approximate)

  • Calories: 210
  • Total Fat: 18g
  • Saturated Fat: 9g
  • Cholesterol: 40mg
  • Sodium: 95mg
  • Total Carbohydrates: 8g
  • Dietary Fiber: 1g
  • Allulose: 5g
  • Net Carbs: ~2g
  • Protein: 4g

Nutrition values are estimates and may vary based on ingredients used.

Frequently Asked Questions

What makes Lang’s Chocolates Dessert Cups ideal for mousse?

Their thin chocolate shell, ribbed design, and precise size make them ideal for soft fillings like mousse while maintaining structure and presentation.

Can these dessert cups be made ahead of time?

Yes. They can be prepared up to 48 hours in advance and stored refrigerated in an airtight container.

Can I use dark chocolate dessert cups?

Absolutely. Dark chocolate offers a richer cocoa flavor that pairs beautifully with peanut butter.

Is this recipe keto-friendly?

When made with allulose and no-sugar-added peanut butter, these dessert cups are low in net carbs and suitable for keto lifestyles.

Should the mousse be piped?

Piping is recommended for a clean, professional presentation that highlights the shape of the dessert cups.

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