St Patricks Shamrock Brownies

Featured in: Warm Seasonal Bakes

These fudgy chocolate brownies are crafted for St Patricks Day, baked to rich perfection and cut into festive shamrock shapes. Topped with a creamy, green-hued icing, they combine smooth texture with vibrant color. The batter includes cocoa, butter, and simple ingredients for a moist, tender crumb. Once baked and cooled, brownies are adorned with a buttery powdered sugar icing tinted with green coloring. Ideal for an easy yet celebratory dessert, these treats bring seasonal charm to any gathering.

Updated on Fri, 13 Mar 2026 16:56:58 GMT
Shamrock-shaped brownies topped with smooth green icing and festive sprinkles for St. Patricks Day dessert. Pin It
Shamrock-shaped brownies topped with smooth green icing and festive sprinkles for St. Patricks Day dessert. | lushkettle.com

Celebrate St. Patricks Day with a sweet twist on tradition—rich, fudgy chocolate brownies cut into festive shamrock shapes and topped with creamy green icing. These delightful treats bring together the perfect balance of chocolatey indulgence and vibrant holiday cheer, making them a must-have dessert for your celebration.

Shamrock-shaped brownies topped with smooth green icing and festive sprinkles for St. Patricks Day dessert. Pin It
Shamrock-shaped brownies topped with smooth green icing and festive sprinkles for St. Patricks Day dessert. | lushkettle.com

Whether you're baking for a party or just to enjoy a seasonal treat, these shamrock brownies are sure to impress. Their moist crumb and luscious chocolate flavor pair beautifully with the smooth, colorful icing, making each bite a little celebration of luck and sweetness.

Ingredients

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  • For the Brownies
  • 1/2 cup (115 g) unsalted butter
  • 1 cup (200 g) granulated sugar
  • 2 large eggs
  • 1 teaspoon vanilla extract
  • 1/3 cup (40 g) unsweetened cocoa powder
  • 1/2 cup (65 g) all-purpose flour
  • 1/4 teaspoon salt
  • 1/4 teaspoon baking powder
  • For the Green Icing
  • 1 1/2 cups (180 g) powdered sugar
  • 2 tablespoons unsalted butter, softened
  • 2 tablespoons milk
  • 1/2 teaspoon vanilla extract
  • Green food coloring, as needed
  • For Decoration
  • Green sprinkles or sanding sugar (optional)

Instructions

1. Preheat the oven to 350°F (175°C).
Line an 8x8-inch (20x20 cm) baking pan with parchment paper, leaving an overhang for easy removal.
2. Melt butter.
In a medium saucepan, melt the butter over low heat. Remove from heat and stir in the sugar, eggs, and vanilla until smooth.
3. Add dry ingredients.
Add the cocoa powder, flour, salt, and baking powder. Mix until just combined—do not overmix.
4. Pour batter into pan.
Pour the batter into the prepared pan. Smooth the top.
5. Bake.
Bake for 25–30 minutes, or until a toothpick inserted into the center comes out with a few moist crumbs. Do not overbake.
6. Cool brownies.
Let the brownies cool completely in the pan on a wire rack.
7. Prepare the icing.
While brownies cool, beat together powdered sugar, softened butter, milk, and vanilla extract until smooth. Add green food coloring a few drops at a time until desired shade is reached.
8. Cut brownies.
Lift the cooled brownies from the pan. Using a shamrock-shaped cookie cutter, cut out shamrock brownies.
9. Decorate.
Spread green icing over each shamrock brownie. Decorate with green sprinkles or sanding sugar if desired.
10. Set icing.
Allow icing to set before serving.

Zusatztipps für die Zubereitung

For best results, use a metal cookie cutter and wipe it clean between cuts to ensure neat shapes. Letting the brownies cool fully before cutting and icing helps maintain their shape and prevents the icing from melting. Avoid overmixing the batter to keep the brownies tender and fudgy.

Varianten und Anpassungen

Feel free to add mini chocolate chips or chopped nuts to the brownie batter for extra texture and flavor. You can also experiment with different shades of green icing or add edible glitter for a sparkling St. Patricks Day effect. The leftover brownie scraps can be enjoyed as bites or crumbled over ice cream for a delicious treat.

Serviervorschläge

Serve these shamrock brownies at any St. Patricks Day gathering or wrap them individually as festive party favors. They pair wonderfully with a glass of cold milk, a cup of coffee, or even Irish cream for the adults. Garnishing with additional green sprinkles or sanding sugar adds an extra festive touch.

Rich chocolate brownies cut into shamrock shapes and decorated with creamy green icing—festive holiday treat. Pin It
Rich chocolate brownies cut into shamrock shapes and decorated with creamy green icing—festive holiday treat. | lushkettle.com

With its easy preparation and festive flair, this recipe is a fun and delicious way to bring some Irish luck to your dessert table. Whether for a party or a cozy treat at home, these shamrock brownies will enchant guests and family alike with their rich chocolate flavor and cheerful green icing.

Recipe Questions & Answers

What makes these brownies fudgy?

The combination of butter, eggs, and cocoa powder creates a dense, moist texture, resulting in fudgy brownies.

How do I achieve the green icing color?

Adding green food coloring a few drops at a time to the powdered sugar icing helps you reach the perfect shade.

Can I prepare these brownies in advance?

Yes, brownies can be baked, cooled, and decorated ahead of time; store them in an airtight container at room temperature for up to 3 days.

What is the best way to cut the brownies into shamrocks?

Using a metal shamrock cookie cutter ensures clean, precise shapes; wiping the cutter between cuts helps maintain sharp edges.

Are there any tips for baking these brownies evenly?

Line the baking pan with parchment paper and avoid overmixing the batter. Bake until a toothpick comes out with a few moist crumbs to keep brownies tender.

Can I customize the texture of these brownies?

Yes, adding mini chocolate chips or chopped nuts to the batter can introduce extra texture and flavor.

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St Patricks Shamrock Brownies

Rich brown treats in shamrock shapes topped with smooth green icing for a festive touch.

Time to Prep
20 mins
Time to Cook
30 mins
Full Prep Time
50 mins
Created By Samantha Reeves


Skill Level Easy

Culinary Tradition American

Portion 12 Serving Size

Dietary Details Meat-Free

What You Need

Brownies

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

Green Icing

01 1 1/2 cups powdered sugar
02 2 tablespoons unsalted butter, softened
03 2 tablespoons milk
04 1/2 teaspoon vanilla extract
05 Green food coloring, as needed

Decoration

01 Green sprinkles or sanding sugar, optional

Steps

Step 01

Prepare Baking Pan: Preheat oven to 350°F. Line an 8x8-inch baking pan with parchment paper, allowing overhang for easy removal.

Step 02

Melt Butter and Combine Wet Ingredients: In a medium saucepan, melt butter over low heat. Remove from heat and stir in sugar, eggs, and vanilla extract until smooth.

Step 03

Incorporate Dry Ingredients: Add cocoa powder, flour, salt, and baking powder to wet mixture. Mix until just combined, avoiding overmixing.

Step 04

Transfer to Pan: Pour batter into prepared baking pan and smooth the top surface evenly.

Step 05

Bake Brownies: Bake for 25-30 minutes until a toothpick inserted in center emerges with a few moist crumbs. Do not overbake.

Step 06

Cool Completely: Allow brownies to cool completely in the pan on a wire rack before removing.

Step 07

Prepare Green Icing: In a bowl, beat powdered sugar, softened butter, milk, and vanilla extract until smooth. Add green food coloring gradually until desired shade is achieved.

Step 08

Cut Shamrock Shapes: Lift cooled brownies from pan and use a shamrock-shaped cookie cutter to cut individual shamrock brownies.

Step 09

Apply Icing and Decorate: Spread green icing over each shamrock brownie. Top with green sprinkles or sanding sugar if desired.

Step 10

Set and Serve: Allow icing to set completely before serving.

Tools You'll Need

  • 8x8-inch baking pan
  • Parchment paper
  • Mixing bowls
  • Saucepan
  • Whisk or electric mixer
  • Shamrock-shaped cookie cutter
  • Spatula

Allergy Info

Review every ingredient for allergens and reach out to your doctor with concerns.
  • Contains wheat and gluten
  • Contains eggs
  • Contains milk and dairy
  • May contain traces of nuts or soy due to shared processing facilities

Nutrition Info (per portion)

Details offered for informational purposes, not as a substitute for professional health guidance.
  • Calories: 220
  • Fats: 8 g
  • Carbohydrates: 36 g
  • Proteins: 2 g

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