Chewy Cinnamon Blondies

Featured in Sweet Treats You'll Actually Make Twice.

These flavorful bars are a mix of buttery blondie goodness with snickerdoodle-inspired cinnamon swirls and lots of white chocolate.

A woman wearing a chef's hat and apron.
Updated on Thu, 10 Apr 2025 19:14:03 GMT
Three layers of golden chewy dessert bars with cinnamon and creamy white chocolate chunks, surrounded by crumbs on the plate. Pin it
Three layers of golden chewy dessert bars with cinnamon and creamy white chocolate chunks, surrounded by crumbs on the plate. | cookbybook.com

I stumbled on these Snickerdoodle Blondies during a hectic day when I wanted snickerdoodle cookies but couldn't spare the time. They've now become our family's go-to comfort treat. The way the soft blondie bottom hugs those white chocolate chips while cinnamon sugar swirls throughout creates something truly special with each mouthful.

Absolute Delight In Each Square

What grabs me most about these bars is how they pack all the goodness of snickerdoodles into a simpler form. The way vanilla mingles with cinnamon alongside creamy white chocolate chunks makes everyone grin. My friends who swear by traditional cookies always come back for more.

Your Shopping List

  • Room Temperature Butter: Let it soften completely for smooth mixing.
  • Brown and White Sugar: The combo gives just the right sweetness level.
  • Eggs at Room Temp: They hold everything together nicely.
  • Real Vanilla Extract: This is worth spending on for true flavor.
  • Regular Flour: The base that supports everything.
  • Baking Powder: Helps them puff up nicely.
  • Cream of Tartar: The ingredient that gives the authentic snickerdoodle flavor.
  • White Chocolate Chips: These sweet bits add creamy texture.
  • Cinnamon Sugar Mix: Our trademark ripple.

Baking Time Fun

Mixing The Base
Beat the butter and sugars until they're fluffy and light. Add eggs and vanilla until everything looks smooth as silk. Mix in your dry stuff followed by those yummy white chocolate pieces.
Creating The First Section
Push half the mixture into your pan - it'll be a bit tacky but flour on your fingertips works wonders. Scatter cinnamon sugar across like you're dusting snow, but save some for later.
Finishing The Top
Here comes the tricky bit - dropping pieces of remaining dough like a jigsaw puzzle. Sprinkle what's left of your cinnamon sugar to make everything glisten.
Oven Magic
Slide them in and watch your kitchen fill with amazing smells. Waiting for them to cool fully is tough but worth it.
A grid of nine blondie squares, topped with light-colored chocolate chips, on a sheet of parchment paper. Pin it
A grid of nine blondie squares, topped with light-colored chocolate chips, on a sheet of parchment paper. | cookbybook.com

Tried-and-True Tips

Soft butter isn't optional - it's crucial for smooth blending. Keep extra flour nearby for working with sticky dough. Always use parchment paper in your baking dish, it'll save you headaches when lifting out the finished squares.

Customization Ideas

I've tried milk chocolate chunks or added chopped walnuts for extra crunch. Each batch turns out uniquely wonderful. They stay fresh in a sealed container, though at our place they rarely hang around more than a couple days.

Great For Get-Togethers

These treats work at any gathering from family movie nights to fancy holiday events. They pack easily making them great for school bake sales or surprising your neighbors. Something in their familiar yet unique taste tends to bring folks closer.

What Makes Them Special

There's something wonderful about blending two favorite desserts into one. That streak of cinnamon sugar running through buttery blondie goodness with surprising bites of white chocolate makes everyone smile wide. It's getting the best from both treats without picking favorites.

Fixing Common Problems

When your mix gets too sticky just coat your hands with flour. Make sure butter is soft not melted for the right consistency. Keep an eye on them while baking - those golden edges show they're done while the middle stays deliciously chewy.

Great Pairings

We can't resist having these with melting vanilla ice cream on top or fresh whipped cream. A warm cup of coffee or hot chocolate alongside makes snack time extra cozy. They work for casual snacks or fancy desserts which makes them so versatile.

Storage Tricks

Store these goodies in a sealed container and they'll stay yummy for days on your counter. Stick them in your fridge to keep them longer though they rarely stick around that much. Freezing works great for planning ahead just wrap them properly and they'll wait for you.

Freezer Tips

I like wrapping single squares separately like storing little treats for later days. They thaw quickly at room temp and taste just as good. Sometimes I pop them in the microwave for a few moments when I want that just-baked warmth.

Fun Variations

We've tried using caramel chips or tossing in some toasted almonds. An extra splash of vanilla always works well. During winter holidays a tiny bit of nutmeg or allspice gives them a festive touch. The fun comes from tweaking each batch how you want.

Reliable Comfort

Whether you bake all the time or you're just getting started these blondies welcome you. The mix of soft centers, slightly crisp edges and warm cinnamon brings happiness without fail. They show us that often the basic treats end up being the most cherished.

A tray of freshly baked blondie squares with a gooey center, arranged neatly on a sheet of parchment paper. Pin it
A tray of freshly baked blondie squares with a gooey center, arranged neatly on a sheet of parchment paper. | cookbybook.com

Frequently Asked Questions

→ Why is the dough sticky?

The high butter ratio makes the dough sticky, which is normal. Dust some flour on your hands while pressing it into the pan for easier handling.

→ Do I really need cream of tartar?

Cream of tartar gives that tangy kick and soft texture signature to snickerdoodles, but skipping it won’t ruin the bars—they’ll still taste amazing.

→ Can these bars be frozen?

Yes! Store them in the freezer for up to three months. When ready, just defrost in the fridge or leave them out at room temperature before digging in.

→ What’s up with layering the dough?

Layering helps keep the cinnamon swirl even while creating a nice, smooth top layer. Don’t panic if a little cinnamon sugar peeks out.

→ How can I tell they’re ready?

Stick a toothpick into the middle. If it comes out mostly clean, with a few little crumbs, it’s perfect. Avoid baking too long to keep them soft.

Cinnamon Blondies

Soft and chewy bars highlighted with white chocolate chunks and a delightful cinnamon sugar layer all through the middle.

Prep Time
25 Minutes
Cook Time
34 Minutes
Total Time
59 Minutes
By: Susan

Category: Desserts

Difficulty: Intermediate

Cuisine: American

Yield: 20 Servings (16-20 bars)

Dietary: Vegetarian

Ingredients

01 ¾ cup softened butter (unsalted).
02 ¾ cup white sugar.
03 ¾ cup packed light brown sugar.
04 2 eggs at room temperature.
05 2 teaspoons vanilla.
06 2⅓ cups plain flour, or a bit extra if needed.
07 1½ teaspoons of baking powder.
08 ½ teaspoon of tartar powder.
09 ½ teaspoon of salt.
10 1 cup white chocolate chips, with an extra tablespoon for topping.
11 ¼ cup sugar (used in filling).
12 2 teaspoons cinnamon (used in filling).

Instructions

Step 01

Preheat your oven to 350°F. Grab a 9-inch square pan and line it with parchment paper, leaving some over the edges.

Step 02

Mix the butter and both sugars together until they're light and airy, about 2-3 minutes. Add eggs and vanilla, then mix the flour blend in. Stir in a cup of chips.

Step 03

Press half the dough into the pan. Sprinkle over the cinnamon-sugar blend (save 1 teaspoon). Flatten chunks of the rest of the dough and place on top.

Step 04

Scatter the remaining chips over it and sprinkle on the reserved cinnamon-sugar. Bake for 32-35 minutes, checking if it’s done with a toothpick—it should come out mostly clean.

Step 05

Let it cool in the pan for a full hour before cutting it into bars.

Notes

  1. Store in the freezer for up to 3 months—it keeps great.
  2. Using cream of tartar isn’t required but gives that classic flavor.

Tools You'll Need

  • Square pan (9-inch).
  • Hand or stand mixer.
  • Baking parchment paper.

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Contains dairy (butter, white chocolate).
  • Contains wheat (flour).
  • Contains eggs.

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 280
  • Total Fat: 14 g
  • Total Carbohydrate: 35 g
  • Protein: 4 g