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Home » Patriotic Desserts

Patriotic Funfetti Blondies Recipe

Published: May 4, 2026 by Betsy · This post may contain affiliate links · Leave a Comment

Some desserts just disappear faster than you expect.

That was exactly what happened the first time I made this Patriotic Funfetti Blondies Recipe for a backyard 4th of July party.

I set the tray down, turned around to grab drinks, and when I came back, half of them were gone.

A collage featuring a full pan of baked blondies with red, white, and blue sprinkles, a title overlay, and a tall stack of sliced blondie bars showing colorful swirls. this sugar

No frosting melting. No layers sliding. Just soft, chewy bars people kept reaching for.

That is the magic of a simple blondie.

This recipe is for the last minute baker who still wants something festive.

It is for the busy host who needs a no fuss dessert that travels well.

And it is for anyone who wants that soft, buttery bite with pops of color that instantly feels like summer.

Ingredients You'll Need

You'll find the exact measurements in the recipe card below, but here's a quick look at what you'll need:

For the Blondie Base

Yellow cake mix

Eggs

Melted butter

Using cake mix is my shortcut here. It saves time and gives you a consistent soft texture every single time.

For the Mix Ins

White chocolate chips

Red, white, and blue sprinkles

I always add white chocolate chips because they melt slightly while baking and create those soft, creamy pockets inside each bite.

Overhead view of baking ingredients on a wooden surface, including a bowl of yellow cake mix, red, white, and blue sprinkles, melted butter, two eggs, and white chocolate chips.

How to Make Patriotic Funfetti Blondies Recipe

Step 1. Prep Your Pan

Preheat your oven to 350 degrees.

Grease an 8x8 baking dish.

Line it with parchment if you want easy removal later.

Step 2. Mix the Batter

Add the cake mix, eggs, and melted butter to a bowl.

Mix until fully combined.

The batter will be thick.

That is exactly what you want.

A glass bowl containing wet and dry ingredients being combined, showing yellow cake mix partially blended with melted butter and eggs for the blondie base.

Step 3. Add the Fun

Stir in the sprinkles and white chocolate chips.

You will start seeing those pops of red and blue throughout the dough.

This is where the festive look comes from.

A glass mixing bowl filled with thick blondie batter being swirled with red, white, and blue sprinkles and white chocolate chips on a marble countertop.

Step 4. Spread and Bake

Transfer the batter into your prepared pan.

Use a spatula to spread it evenly.

Bake for about 25 to 30 minutes.

The edges should be lightly golden.

The center should look set but still soft.

A top-down view of a square metal baking pan containing a fully baked, golden-brown blondie slab decorated with a border of patriotic sprinkles and white chips.

Step 5. Cool Before Cutting

Let the blondies cool in the pan.

This step matters more than people think.

They continue to firm up as they cool.

Cutting too early will make them fall apart.

Once cooled, slice into squares and serve.

A vertical stack of four thick blondie squares showing the chewy interior and festive Fourth of July colors, surrounded by scattered sprinkles on a white background.

Expert Tips for the Best Results

Do not overbake.

If the edges get too dark, the texture becomes dry instead of chewy.

Use parchment paper.

It makes lifting the blondies out clean and easy.

Mix gently after adding sprinkles.

Overmixing can cause the colors to bleed slightly.

Let them cool completely.

This gives you those clean bakery style squares.

Variations and Substitutions

Swap white chocolate chips for milk chocolate if you want a richer flavor.

Use gluten free cake mix to make this recipe gluten free.

Add chopped nuts for a little crunch.

Switch the sprinkle colors for different holidays.

What to Serve With Patriotic Funfetti Blondies Recipe

Serve these with fresh berries for a lighter balance.

Pair them with vanilla ice cream for an extra treat.

Add them to a dessert table with brownies and cookies for variety.

They also go perfectly with iced coffee or lemonade on a hot day.

Storage and Make Ahead Instructions

Store in an airtight container at room temperature for up to 3 days.

They stay soft and chewy when sealed properly.

You can make them a day ahead for parties.

If stacking, place parchment between layers to prevent sticking.

A front-facing view of four perfectly stacked blondie bars, showcasing the colorful "funfetti" layers and melted white chocolate pieces.

Frequently Asked Questions

Can I double this recipe?

Yes. Use a 9x13 pan and adjust the baking time slightly.

Why is my batter so thick?

That is normal. Blondie batter should be thick for the right texture.

Can I use homemade cake mix?

Yes, but boxed mix gives the most consistent results.

How do I know when they are done?

Insert a toothpick. It should come out mostly clean with a few soft crumbs.

Print
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A collage featuring a full pan of baked blondies with red, white, and blue sprinkles, a title overlay, and a tall stack of sliced blondie bars showing colorful swirls.

Patriotic Funfetti Blondies Recipe


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  • Author: Potluck Eats
  • Total Time: 35 minutes
  • Yield: 9 squares 1x
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Description

Some desserts just disappear faster than you expect. That was exactly what happened the first time I made this Patriotic Funfetti Blondies Recipe for a backyard 4th of July party. I set the tray down, turned around to grab drinks, and when I came back, half of them were gone. No frosting melting. No layers sliding. Just soft, chewy bars people kept reaching for. That is the magic of a simple blondie. This recipe is for the last minute baker who still wants something festive. It is for the busy host who needs a no fuss dessert that travels well. And it is for anyone who wants that soft, buttery bite with pops of color that instantly feels like summer.


Ingredients

Scale
  • 1 box yellow cake mix
  • 2 eggs
  • ⅓ cup melted butter
  • ½ cup white chocolate chips
  • 3 tablespoons red, white, and blue sprinkles

Instructions

  1. Preheat oven to 350 degrees and grease an 8x8 pan
  2. Mix cake mix eggs and melted butter until combined
  3. Stir in sprinkles and white chocolate chips
  4. Spread batter evenly into the pan
  5. Bake for 25 to 30 minutes until edges are golden
  6. Cool completely before slicing

Notes

Do not overbake to keep the texture soft and chewy. Use parchment paper for easy removal. Mix gently after adding sprinkles to prevent color bleeding. Let blondies cool completely before cutting for clean squares. Store in an airtight container for up to 3 days.

  • Prep Time: 5 minutes
  • Cook Time: 30 minutes
  • Category: Dessert
  • Method: Baking
  • Cuisine: American

Nutrition

  • Serving Size: 1 square
  • Calories: 280
  • Sugar: 22g
  • Sodium: 210mg
  • Fat: 12g
  • Saturated Fat: 7g
  • Unsaturated Fat: 4g
  • Trans Fat: 0g
  • Carbohydrates: 38g
  • Fiber: 1g
  • Protein: 3g
  • Cholesterol: 55mg

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Betsy Whitten, recipe developer at Potluck Eats

Recipe developed by Betsy Whitten.
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Welcome!

I’m Betsy, the cook behind Potluck Eats. Here you’ll find reliable, easy-to-follow recipes made with everyday ingredients, designed to help busy families enjoy flavorful meals together.

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