Glass Window Cookies

Featured in Sweet Treats and Baked Favorites.

Roll dough, make cutouts, add crushed candy, and bake till candy melts. A dazzling cookie with a glass-like center.
Aisha
Updated on Thu, 27 Mar 2025 23:21:06 GMT
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Glass Window Cookies | cookingflavor.com

These gorgeous blueberry treats turn basic ingredients into something special, blending the warm feeling of a blueberry muffin with the charm of a perfectly baked cookie. The naturally blue color and pockets of berry taste make these goodies look as good as they taste, showing that plant-based baking can be both pretty and yummy.

I tried this recipe so many times to get it just right, and these cookies always amaze people. The first time I brought them to a party, nobody could believe the color came from real berries and that they were completely vegan - they were gone in minutes!

Key Components

  • All-purpose flour: Measure it carefully - too much makes your cookies dry
  • Frozen blueberries: Keep them in the freezer until you need them - this keeps the color bright
  • Vegan butter: It should be slightly cool but soft - too warm and your cookies will spread too much
  • White chocolate chips: Go for the good stuff - they work great with the tangy berries
  • Baking powder: Make sure it's not expired for the best rise
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Stained Glass Window Cookies | cookingflavor.com

Making Your Cookies

Step 1:
Start by mixing your vegan butter and sugar in a stand mixer with the paddle attachment. Beat them together for 3-4 minutes until they look fluffy. This creates air pockets that make your cookies tender.
Step 2:
With the mixer going fast, slowly add your frozen blueberries. Watch the magic happen as everything turns a beautiful purple-blue shade. Keep mixing until the berries break down completely.
Step 3:
Mix your flour, baking powder, and salt in another bowl. This helps spread the rising agents evenly.
Step 4:
Slowly add your dry mix to the wet ingredients, mixing on low just until they come together. Clean the sides of the bowl as needed.
Step 5:
Gently stir in the white chocolate chips by hand. Don't mix too much. The dough will feel pretty soft, and that's okay.
Step 6:
Cover your bowl and pop it in the freezer for 30 minutes. This makes the dough easier to handle and stops cookies from spreading too much.
Step 7:
Scoop out 35g balls of dough onto a baking sheet lined with parchment paper.
Step 8:
Bake at 350°F for 12-15 minutes, until the edges look done but the middle still seems a bit soft.
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Stained Glass Window Cookies | cookingflavor.com

I first made these cookies when I wanted to find a natural way to color treats without artificial dyes. When I pulled that first batch from the oven and saw how vibrant they were just from using berries, I knew I'd found something amazing.

Color Magic Explained

After tons of testing, I found that temperature really matters for keeping that pretty blue color: Don't thaw your berries before using them. Keep your butter from getting too warm. Make sure to chill your dough. Let the cookies cool all the way on a wire rack.

Year-Round Ideas

While frozen berries work anytime, I've tried different versions too: In summer, try adding fresh lemon zest. For fall, mix in some warm spices. During winter, throw in some crushed candy canes. In spring, add some lavender flowers.

Fixing Common Problems

Easy fixes when things go wrong: If cookies spread too much, chill your dough longer. Not blue enough? Try wild blueberries instead. Dough too sticky? Add a bit more flour. Want more sweetness? Throw in extra white chocolate chips.

Plant-Based Baking Tips

Getting to know vegan baking: Not all vegan butter brands work the same way. Make sure your white chocolate is actually vegan. Different sugars might change the color. You can use plant milk to adjust how thick your dough is.

The Beauty of Natural Ingredients

These cookies show how amazing natural ingredients can be. Kids especially love watching the color change as the blue berries create pretty purple-blue swirls in the dough. It's a fun way to teach them about natural food colors and baking science.

Don't rush when making these cookies. Taking time to chill the dough and bake them carefully gives you treats that taste amazing and look stunning. As one little baker told me, 'They look like they're made with fairy magic!' - and sometimes that's exactly what we need in our kitchens.

Making Them Look Good

After many batches, I've found ways to make these cookies look even better: Put them on blue or white plates to make the color pop. Add a bit of edible glitter. Make cookie sandwiches with vanilla filling between them. Stack them in clear jars for gifts.

Keeping Them Fresh

Store them right to keep the flavor and looks: Use containers that seal tight with parchment paper between layers. Keep them away from bright light to save the color. Freeze balls of unbaked dough separately. Store baked cookies away from foods with strong smells.

Next-Level Methods

For folks who want to try more: Toast your vegan butter for deeper flavor. Add blueberry powder for stronger color. Make swirled patterns with plain dough. Try different sizes of chocolate chips.

Learning While Baking

These cookies can teach us about: How natural foods change color. Why chemical reactions happen in baking. Why exact measurements matter. How to swap in plant-based ingredients.

What Makes That Perfect Bite

Understanding what affects texture: The amount of protein in flour changes chewiness. How much sugar you use affects spreading. Different fats create different crispiness. Balancing moisture determines how long they stay fresh.

Stained Glass Window Cookies Pin it
Stained Glass Window Cookies | cookingflavor.com

After making batch after batch and seeing so many happy faces, I've realized these cookies aren't just tasty treats - they're conversation starters, teaching tools, and proof that natural ingredients can make extraordinary things. Whether you're a pro baker or just starting out, these blueberry cookies are a fun adventure in plant-based baking.

Each batch will be a bit different, just like the natural ingredients that create their beautiful color. Enjoy these little differences and have fun making these magical treats.

These magical stained glass window cookies turn everyday ingredients into little edible masterpieces. Their shiny candy centers catch light like gems while the buttery cookie frames make the perfect backdrop. They're great for hanging on Christmas trees or giving as gifts, bringing a touch of wonder to both kids and grown-ups alike.

Frequently Asked Questions

→ Which candies should I use for the centers?
Stick to hard ones like Life Savers or Jolly Ranchers. Avoid chocolate or soft varieties.
→ Why does the dough need chilling?
It helps keep the cookie shapes intact and makes rolling easier.
→ Can I make these cookies in advance?
Sure! Store at room temp for a week or refrigerate up to 10 days.
→ Why are my candy centers not clear?
Don't powder the candy, just crush it. Also, bake till fully melted and avoid overfilling.
→ Can I hang these as ornaments?
Yep! Poke a hole before baking. Once cool, thread string or ribbon through the hole.

Glass Window Cookies

Light sugar cookies filled with melted candy for a pretty glass effect. Ideal for festive occasions or fun edible gifts.

Prep Time
150 Minutes
Cook Time
13 Minutes
Total Time
163 Minutes
By: Aicha

Category: Desserts

Difficulty: Intermediate

Cuisine: American

Yield: 24 Servings (24 cookies)

Dietary: Vegetarian

Ingredients

→ Base Layer

01 2 1/4 cups (281g) of regular flour, plus extra for dusting
02 1/4 teaspoon of salt
03 1/2 teaspoon of baking powder
04 3/4 cup (170g) soft, unsalted butter
05 1 large egg, at room temp
06 3/4 cup (150g) plain white sugar
07 2 teaspoons of vanilla extract (real, not imitation)

→ Candy Centers

08 15-20 hard candies (pick your favorite brand, unwrapped)

→ Extra Decoration

09 1 egg white from a large egg or 2 tablespoons of water
10 1/3 cup (65g) of coarse sugar crystals or colorful sprinkles

Instructions

Step 01

Grab a medium mixing bowl. Stir together the salt, flour, and baking powder. Set aside once done.

Step 02

Beat sugar and butter until fluffy. Add the egg, toss in the vanilla, and mix. Stir the dry mix in until it comes together. If it’s sticky, sprinkle in a little extra flour.

Step 03

Split the dough in two. Roll each piece flat (to about 1/4 inch thick) while sandwiched between parchment sheets. Sit the dough in the fridge for 1-2 hours.

Step 04

Sort your unwrapped candies by color. Smash them into small bits with a rolling pin, then put them aside.

Step 05

Use a bigger cookie cutter for cookie shapes, then a smaller one for the center cutouts. Put the candy pieces into the holes (don't fill them completely, about 3/4 is enough).

Step 06

Bake in the oven at 350°F for 12-13 minutes. Cookies should be lightly browned with melted candy centers. Let them cool completely before moving them.

Notes

  1. Store at room temperature for up to 7 days.
  2. Pop them in the fridge for storage up to 10 days.

Tools You'll Need

  • Mixer (stand or handheld works)
  • A rolling pin
  • Two cookie cutters in different sizes
  • Baking trays
  • Parchment paper for non-stick baking

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Includes wheat products
  • Has dairy ingredients
  • Contains eggs