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Hot Fudge Sundae Brownie Cheesecake

A showstopping three-layer dessert combining brownie, cheesecake, and hot fudge for a decadent treat.
Prep Time 25 minutes
Cook Time 1 hour 5 minutes
Total Time 6 hours
Course Dessert
Cuisine American
Servings 14 slices
Calories 550 kcal

Ingredients
  

For the Brownie Base

  • ½ cup all-purpose flour
  • cup unsweetened cocoa powder
  • ¼ teaspoon salt
  • ½ cup granulated sugar
  • ¼ cup brown sugar
  • ½ cup unsalted butter, melted
  • 2 large eggs
  • 1 teaspoon vanilla extract

For the Cheesecake Layer

  • 32 oz cream cheese, softened
  • 1 cup granulated sugar
  • 1 teaspoon vanilla extract
  • 4 large eggs
  • ½ cup sour cream
  • ¼ cup heavy cream

For the Hot Fudge Topping

  • 1 cup semi-sweet chocolate chips
  • ½ cup heavy cream
  • 2 tablespoons butter
  • 1 teaspoon vanilla extract

Optional Garnishes

  • Whipped cream
  • Maraschino cherries
  • Chopped nuts
  • Sprinkles
  • Crushed waffle cone pieces

Instructions
 

Preparation

  • Preheat the oven to 325°F (163°C).
  • Line the bottom of a 9-inch springform pan with parchment paper and lightly grease the sides.
  • In a medium bowl, whisk together flour, cocoa powder, and salt.
  • In a separate bowl, mix melted butter, granulated sugar, brown sugar, eggs, and vanilla extract.
  • Combine wet and dry ingredients until smooth.
  • Spread the batter evenly in the prepared pan.

Baking the Brownie Base

  • Bake for 15–18 minutes, or until a toothpick comes out with moist crumbs.
  • Let cool while preparing the cheesecake filling.

Making the Cheesecake Filling

  • In a large bowl, beat together cream cheese and sugar until creamy and smooth.
  • Add vanilla extract and eggs, one at a time, mixing between additions.
  • Stir in sour cream and heavy cream.
  • Pour the cheesecake batter over the cooled brownie base.
  • Tap the pan gently to release air bubbles.

Baking the Cheesecake

  • Place the springform pan on a baking sheet.
  • Bake at 325°F (163°C) for 55–65 minutes, or until the center is set but still jiggly.
  • Turn off the oven, crack the door, and let the cheesecake cool inside for 1 hour.
  • Remove and cool to room temperature, then refrigerate for 4 hours or overnight.

Making the Hot Fudge Topping

  • In a saucepan over low heat, combine chocolate chips, heavy cream, and butter.
  • Stir until smooth, then remove from heat and stir in vanilla extract.
  • Let cool slightly, then pour over the chilled cheesecake.
  • Spread evenly and chill for 30 minutes to set.

Garnishing and Serving

  • Right before serving, top with your favorite sundae toppings.
  • Use a warm knife for perfect slices. Serve chilled and enjoy each decadent layer.

Notes

Make sure your cream cheese is fully softened for a velvety filling. Don’t overbake—the center should still jiggle slightly. Chill thoroughly for the smoothest texture. Use a water bath if you want fewer cracks. Customize freely with your favorite sundae flavors!
Keyword Brownie Cheesecake, cheesecake, Decadent Dessert, Hot Fudge Sundae, Layered Dessert