Brownie Blondie Squares Mix

Featured in: Sweet Messy Treats

This decadent platter features two delightful layers: fudgy chocolate brownies and buttery blondies studded with chocolate chips and pecans. The batters are prepared separately then baked together to create an irresistible mix of flavors and textures. The squares offer a perfect balance of rich cocoa and sweet vanilla notes, ideal for gatherings or any sweet craving. Simply bake, cool, and cut for a delicious treat that satisfies diverse tastes with a classic American twist.

Updated on Fri, 12 Dec 2025 16:54:00 GMT
Rich chocolate brownies and buttery blondies on a dessert platter, a beautiful snack. Save to Pinterest
Rich chocolate brownies and buttery blondies on a dessert platter, a beautiful snack. | messlitreats.com

A decadent assortment of rich chocolate brownies and buttery blondies, perfect for sharing at gatherings or as a sweet treat for any occasion.

Ingredients

  • For the Brownie Layer: 115 g (1/2 cup) unsalted butter, melted, 200 g (1 cup) granulated sugar, 2 large eggs, 1 tsp vanilla extract, 65 g (1/2 cup) all-purpose flour, 40 g (1/2 cup) unsweetened cocoa powder, 1/4 tsp salt, 100 g (2/3 cup) dark chocolate chips
  • For the Blondie Layer: 115 g (1/2 cup) unsalted butter, melted, 200 g (1 cup) light brown sugar, packed, 1 large egg, 1 tsp vanilla extract, 125 g (1 cup) all-purpose flour, 1/4 tsp salt, 80 g (1/2 cup) white chocolate chips, 50 g (1/3 cup) chopped pecans (optional)

Instructions

Step 1:
Preheat the oven to 175°C (350°F). Line two 20 cm (8-inch) square baking pans with parchment paper, leaving some overhang for easy removal.
Step 2:
Prepare the brownie batter: In a medium bowl, whisk melted butter and sugar until smooth. Mix in eggs and vanilla. Sift in flour, cocoa powder, and salt. Stir until just combined. Fold in chocolate chips.
Step 3:
Prepare the blondie batter: In another bowl, combine melted butter and brown sugar, whisking until creamy. Add the egg and vanilla, mixing well. Fold in flour and salt until just combined. Stir in white chocolate chips and pecans (if using).
Step 4:
Pour each batter into its prepared pan. Smooth tops with a spatula.
Step 5:
Bake both pans for 30 35 minutes, or until a toothpick inserted into the center comes out with only a few moist crumbs.
Step 6:
Cool completely in the pans on a wire rack. Lift out using the parchment overhang. Cut each slab into 12 squares.
Step 7:
Arrange brownies and blondies together on a platter and serve.
A close-up of a Dessert Platter: Brownie and Blondie Squares mix, ready to eat. Save to Pinterest
A close-up of a Dessert Platter: Brownie and Blondie Squares mix, ready to eat. | messlitreats.com

Required Tools

2 square baking pans (20 cm 8-inch), Mixing bowls, Whisk, Spatula, Parchment paper, Wire rack, Sharp knife

Allergen Information

Contains Eggs, Wheat (Gluten), Milk (Dairy), Soy (if using chocolate chips), Tree Nuts (if using pecans) Always check ingredient labels for potential cross-contamination.

Nutritional Information

Calories 180, Total Fat 9 g, Carbohydrates 24 g, Protein 2 g per square approx.

Delicious Dessert Platter: Brownie and Blondie Squares, ideal for sharing with friends and family. Save to Pinterest
Delicious Dessert Platter: Brownie and Blondie Squares, ideal for sharing with friends and family. | messlitreats.com

This dessert platter is perfect for sharing and sure to impress at any occasion.

Common Recipe Questions

What pans are recommended for baking these squares?

Two 20 cm (8-inch) square baking pans lined with parchment paper ensure easy removal and even baking.

Can I omit nuts from the blondie layer?

Yes, pecans can be left out for a nut-free version without compromising the texture.

How do I check for doneness when baking?

Insert a toothpick in the center; it should come out with a few moist crumbs but not wet batter.

Is it possible to add extra flavors to the brownie batter?

You can swirl peanut butter or caramel into the batter for added richness and depth.

What serving suggestions complement these squares?

Serve with fresh berries or a dollop of whipped cream for an elegant presentation and taste boost.

Are these squares suitable for vegetarians?

Yes, this assortment is vegetarian-friendly, using eggs and dairy but no meat products.

Brownie Blondie Squares Mix

Rich chocolate brownies paired with buttery blondies, perfect for sharing and indulgence.

Prep Duration
25 min
Cooking Duration
35 min
Overall Duration
60 min
Created by messli Sophie Lane


Skill Required Medium

Cuisine Origin American

Portion Yield 24 People served

Diet Preferences Meat-Free

List of Ingredients

Brownie Layer

01 1/2 cup unsalted butter, melted
02 1 cup granulated sugar
03 2 large eggs
04 1 teaspoon vanilla extract
05 1/2 cup all-purpose flour
06 1/2 cup unsweetened cocoa powder
07 1/4 teaspoon salt
08 2/3 cup dark chocolate chips

Blondie Layer

01 1/2 cup unsalted butter, melted
02 1 cup packed light brown sugar
03 1 large egg
04 1 teaspoon vanilla extract
05 1 cup all-purpose flour
06 1/4 teaspoon salt
07 1/2 cup white chocolate chips
08 1/3 cup chopped pecans (optional)

Step-by-Step Directions

Step 01

Preheat and Prepare Baking Pans: Preheat the oven to 350°F. Line two 8-inch square baking pans with parchment paper, allowing excess for easy removal.

Step 02

Make Brownie Batter: In a medium bowl, whisk melted butter and granulated sugar until smooth. Incorporate eggs and vanilla extract. Sift in flour, cocoa powder, and salt, stirring until just combined. Fold in dark chocolate chips.

Step 03

Make Blondie Batter: In a separate bowl, blend melted butter and packed brown sugar until creamy. Add egg and vanilla extract, mixing thoroughly. Fold in flour and salt until combined. Stir in white chocolate chips and pecans if desired.

Step 04

Divide and Smooth Batter: Pour brownie batter into one prepared pan and blondie batter into the other, smoothing surfaces with a spatula.

Step 05

Bake: Bake both pans for 30 to 35 minutes, or until a toothpick inserted in the center emerges with a few moist crumbs.

Step 06

Cool and Cut: Allow to cool completely in pans on a wire rack. Lift cakes using parchment overhang and slice each into 12 squares.

Step 07

Serve: Arrange brownie and blondie squares attractively on a serving platter and enjoy.

Kitchen Tools Needed

  • Two 8-inch square baking pans
  • Mixing bowls
  • Whisk
  • Spatula
  • Parchment paper
  • Wire cooling rack
  • Sharp knife

Allergy Warnings

Check all listed ingredients for allergens. Reach out to a healthcare provider if you aren't sure.
  • Contains eggs, wheat (gluten), dairy, soy (possible from chocolate chips), and tree nuts (pecans). Verify ingredient labels for cross-contamination.

Nutrition per serving

Nutritional details are just for your reference. Always talk to a doctor for specific health advice.
  • Energy (Calories): 180
  • Fats: 9 g
  • Carbohydrates: 24 g
  • Proteins: 2 g