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Spiderweb Brownies: Easy Spooky Desserts for Halloween Magic

These Spiderweb Brownies are the ultimate spooky desserts for Halloween. With a rich, fudgy brownie base and an elegant white chocolate spiderweb design, they’re perfect for parties, bake sales, or festive gatherings. Easy to make yet visually stunning, these Halloween treats will wow guests of all ages.
Prep Time 20 minutes
Cook Time 20 minutes
Total Time 2 hours 45 minutes
Servings: 16 brownies
Course: Dessert
Cuisine: American
Calories: 285

Ingredients
  

  • 1 cup all-purpose flour or gluten-free blend
  • 3/4 cup coconut oil or butter melted and cooled
  • 1 1/2 cups granulated sugar or coconut sugar
  • 3/4 cup Dutch-process cocoa powder
  • 1 tbsp vanilla extract
  • 3 large eggs room temperature
  • 1/4 tsp salt
  • 1 cup semi-sweet chocolate chips
  • 1/2 cup heavy cream
  • 1/2 cup white chocolate chips

Method
 

  1. Preheat oven to 350°F (175°C). Line an 8×8-inch pan with parchment paper.
  2. Whisk flour, cocoa powder, and salt together in a medium bowl.
  3. In a large bowl, mix melted coconut oil (or butter), sugar, and vanilla. Add eggs one at a time until just combined.
  4. Fold in dry ingredients and chocolate chips until just combined. Pour into prepared pan and smooth the top.
  5. Bake 15-20 minutes until a toothpick comes out with moist crumbs. Cool completely, then chill for 1 hour.
  6. Heat cream and pour over semi-sweet chocolate to make ganache. Melt white chocolate separately.
  7. Cut brownies into squares, spread with ganache, pipe white chocolate in spirals, then drag a toothpick to create web effect.
  8. Let set 15 minutes before serving.

Notes

For the spookiest results, chill brownies before decorating for clean cuts. Use a sharp knife wiped between slices for professional-looking squares. Decorate on the day of serving for the best presentation.