Spooky No-Bake Peanut Butter Mummy Bars Recipe for Halloween

Halloween treats come alive with these spooky peanut butter mummy no bake bars that will send shivers down your spine.

Creamy, decadent layers of chocolate and peanut butter create a haunting dessert perfect for seasonal celebrations.

White chocolate drizzles mimic bandage wrappings across the surface, giving these bars their signature mummy look.

Kids and adults alike will devour these wickedly delicious squares in moments.

Each bite delivers a rich, smooth combination of sweet and salty flavors that dance on your palate.

The no-bake method means minimal effort with maximum Halloween excitement.

Whip up these ghoulishly good bars and watch them disappear faster than a ghost at midnight.

Quick Recipe Overview

Prep Time: 15 minutes

Cook Time: 0 minutes

Total Time: 15 minutes

Calories: 290 kcal

Servings: 13

What’s in Peanut Butter Mummy Bars

• Creamy Peanut Butter: Provides rich, nutty foundation with smooth texture, choose natural brands without added sugars for cleaner taste.
• Unsalted Butter: Adds creamy richness and helps bind ingredients, select high-quality butter for better flavor.
• Vanilla Extract: Enhances overall sweetness and depth, opt for pure extract over artificial versions.
• Powdered Sugar: Creates smooth, sweet structure and helps set the bars, sift to prevent lumps.
• Salt: Balances sweetness and amplifies flavor complexity, use fine sea salt for even distribution.

• White Chocolate Chips: Creates smooth, sweet exterior layer, select high-quality chips that melt easily.
• Non-Marking Chocolate Chips: Provides decorative accent for mummy design, choose contrasting color for visual appeal.

Kitchen Equipment for No-Bake Bars

• 8×8 inch dish: Essential for shaping and setting the bars.
• Parchment paper: Crucial for easy removal and clean-up.
• Mixing bowl: Large enough to combine all ingredients smoothly.
• Measuring cups and spoons: Precise measurements ensure perfect texture.
• Spatula: Helps mix ingredients and spread mixture evenly.
• Microwave-safe bowl: Needed for melting chocolate or peanut butter.
• Knife: Used for cutting bars into clean, even shapes.
• Cutting board: Provides a stable surface for slicing bars.

Steps for Assembling Mummy Bars

• Parchment Preparation

Line an 8×8 inch pan with parchment paper, creating easy lifting edges for smooth removal of bars.

• Base Mixture

Combine creamy peanut butter with melted chocolate in a mixing bowl, stirring until smooth and fully blended.

• Powdery Transformation

Gradually fold in powdered sugar, continuing to mix until the texture becomes thick and holds together easily.

• Chilling Time

Press the mixture firmly into the prepared pan, creating an even layer. Refrigerate for about 15-20 minutes until set.

• Mummy Design

Melt white chocolate in short intervals, carefully drizzling thin lines across the chilled bars to create bandage-like patterns. Use a piping bag or spoon for precise decoration.

• Final Touches

Add tiny chocolate chips or candy eyes to create playful mummy faces. Return to refrigerator for final setting before slicing into rectangular bars.

Tips for Peanut Butter Decoration

• Mummy Magic Tricks: Swap out peanut butter for almond or sunflower seed butter to create allergy-friendly versions that are just as delicious.
• Spooky Decoration Hacks: Use chocolate chips or candy eyes to create different mummy face expressions, making each bar uniquely adorable and playful.
• Texture Twist: Mix in crispy rice cereal or crushed graham crackers for an extra crunch that adds surprising texture to the smooth peanut butter base.
• Flavor Boost: Drizzle melted white chocolate with a hint of orange or peppermint extract to give these bars a festive seasonal twist that delights taste buds.
• Storage Secrets: Keep bars refrigerated in an airtight container for up to a week, or freeze for longer preservation without losing their creamy, rich texture.

How to Serve No-Bake Mummy Bars

• Spooky Halloween Mummy Plating
• Creepy Dessert Display
• Scatter candy eyeballs or small chocolate chips around the mummy bars to give a playful monster-themed presentation. Place the bars on a cake stand with fake spider web decorations for extra Halloween flair.
• Kid-Friendly Snack Station
• Ghostly Garnish Touches
• Dust the plate edges with powdered sugar to create a misty, ethereal effect. Sprinkle some edible glitter or silver sugar crystals around the bars to add a magical supernatural shimmer.

Storage Notes for Mummy Bars

• Fridge-Fresh Strategy: Store these tasty bars in an airtight container between layers of wax paper to prevent sticking. Keep refrigerated for up to 5 days, maintaining their delightful texture and creamy consistency.
• Freezer-Friendly Approach: Wrap individual bars tightly in plastic wrap, then place in a freezer-safe bag. These treats can be frozen for up to 3 months, creating a convenient make-ahead snack that's ready whenever cravings strike.
• Grab-and-Go Technique: Separate bars with small squares of parchment paper before storing, allowing easy removal without breaking or crumbling. Perfect for quick school lunches or spontaneous sweet moments.
• Temperature Tip: Always let bars sit at room temperature for 5-10 minutes before serving to soften slightly and enhance their smooth, creamy peanut butter flavor. This small step transforms the texture from firm to melt-in-your-mouth deliciousness.

Gooey Peanut Butter Mummy No Bake Bars

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4.7 from 8 reviews

• Total Time: 15 minutes
• Yield: 13 1x

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Description

Spooky Halloween peanut butter mummy no bake bars deliver creepy cookie magic for seasonal celebrations. Chocolate drizzles and marshmallow bandage decorations create playful monster-inspired dessert delights you’ll crave all October long.

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Ingredients

Scale 1x2x3x

• 1 cup (240 ml) creamy peanut butter
• 2 cups (240 g) powdered sugar
• ¼ cup (57 g) unsalted butter, melted
• 2 cups (340 g) white chocolate chips, separated
• ¼ cup (43 g) non-marking chocolate chips
• 2 teaspoons (10 ml) vanilla extract
• 1 pinch of salt

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Instructions

1. Preparation: Line an 8×8 inch dish with parchment paper, allowing edges to overhang for effortless removal.
2. Mixing Base: Blend peanut butter, melted butter, vanilla extract, and salt until silky smooth, gradually folding in powdered sugar to form a dense, malleable mixture.
3. Forming Layer: Evenly press the consolidated mixture into the lined pan, creating a uniform base, then chill in the freezer for 15-20 minutes to solidify.
4. Shaping Bars: Extract the pan from the freezer and slice the chilled mixture into precise rectangular segments using a sharp knife.
5. Decorative Coating: Carefully melt white chocolate in short microwave intervals, stirring between each to prevent scorching, then artfully drizzle over bars in intricate bandage-like patterns.
6. Mummy Details: Embellish the bars with miniature chocolate chips or playful candy eyes to craft whimsical facial features.
7. Final Setting: Return the decorated bars to the refrigerator for a brief 10-minute interval to ensure the chocolate sets completely, then extract using parchment paper edges and serve chilled.

Notes

• Chill for Perfection: Freezing the base helps create a firm, sturdy foundation that prevents crumbling and makes slicing easier.
• Chocolate Melting Mastery: Use short, 15-second microwave intervals and stir between each to avoid burning white chocolate, ensuring smooth drizzling.
• Customize Creatively: Swap chocolate chips for candy eyes or use different decorative elements to personalize the mummy theme and make each bar unique.
• Storage Smart: Keep bars refrigerated in an airtight container for up to 5 days, maintaining their texture and preventing chocolate from melting.

• Prep Time: 15 minutes
• Cook Time: 0 minutes
• Category: Snacks, Desserts
• Method: Freezing
• Cuisine: American

Nutrition

• Serving Size: 13
• Calories: 290
• Sugar: 22 g
• Sodium: 80 mg
• Fat: 16 g
• Saturated Fat: 6 g
• Unsaturated Fat: 10 g
• Trans Fat: 0 g
• Carbohydrates: 36 g
• Fiber: 1 g
• Protein: 5 g
• Cholesterol: 5 mg