Seashell Sweets Sugar Cookies

Featured in: Weekend Rustic Bakes

These seashell-shaped sugar cookies combine a tender dough infused with vanilla and butter, baked to a delicate golden edge. Once cooled, they're iced with pastel-hued royal icing and adorned with edible pearls and shimmer dust, creating a magical appearance perfect for mermaid-themed events. The dough requires chilling for easy handling, and the decorating process welcomes creativity with colored icings and optional metallic accents. Enjoy these light, vegetarian treats that offer both visual charm and sweet flavor.

Updated on Tue, 02 Dec 2025 15:37:00 GMT
Close-up of pastel Seashell Sweets, beautifully decorated with shimmering icing and edible pearls. Pin this
Close-up of pastel Seashell Sweets, beautifully decorated with shimmering icing and edible pearls. | terracrumb.com

Enchant your guests with these whimsical seashell-shaped sugar cookies, decorated in shimmering pastel colors& perfect for a magical mermaid-themed party.

These cookies quickly became a favorite at our family gatherings, adding a splash of color and fun to every celebration.

Ingredients

  • Cookie Dough: 2 1/4 cups (280 g) all-purpose flour 1/2 tsp baking powder 1/4 tsp salt 3/4 cup (170 g) unsalted butter, softened 3/4 cup (150 g) granulated sugar 1 large egg 2 tsp pure vanilla extract
  • Royal Icing & Decorations: 2 cups (240 g) powdered sugar, sifted 1 1/2 tbsp meringue powder 3 tbsp water (plus more as needed) Gel food coloring (pastel pink, lavender, turquoise, teal) Edible pearl sprinkles Edible shimmer dust (optional)

Instructions

Step 1:
In a bowl, whisk together flour, baking powder, and salt. Set aside.
Step 2:
In a large mixing bowl, beat butter and sugar until light and fluffy, about 2 minutes.
Step 3:
Add egg and vanilla extract& beat until combined.
Step 4:
Gradually add dry ingredients, mixing just until incorporated.
Step 5:
Divide dough in half, shape into discs, wrap in plastic, and chill for 30 minutes.
Step 6:
Preheat oven to 350°F (175°C). Line baking sheets with parchment paper.
Step 7:
Roll out dough on a lightly floured surface to 1/4-inch thickness. Cut out seashell shapes using a seashell cookie cutter.
Step 8:
Place cookies 1 inch apart on prepared baking sheets.
Step 9:
Bake for 1012 minutes, until edges are just barely golden. Cool completely on wire racks.
Step 10:
For icing, combine powdered sugar, meringue powder, and water in a bowl. Beat until stiff peaks form. Divide icing into bowls and tint with desired gel food colors.
Step 11:
Decorate cooled cookies with royal icing, adding pearl sprinkles and shimmer dust for a magical effect. Allow icing to set before serving.
These whimsical Seashell Sweets display delicate icing details, ready to delight at a seaside party. Pin this
These whimsical Seashell Sweets display delicate icing details, ready to delight at a seaside party. | terracrumb.com

Baking these cookies always brings back fond family memories of decorating and sharing sweet treats together.

Required Tools

Electric mixer Mixing bowls Rolling pin Seashell cookie cutter Baking sheets Parchment paper Piping bags and tips Cooling rack

Allergen Information

Contains wheat (gluten), eggs, and dairy (butter). May contain traces of nuts if ingredients are processed in shared facilities& check labels if concerned.

Nutritional Information

Calories: 140 Total Fat: 6 g Carbohydrates: 21 g Protein: 1 g per cookie

Freshly baked and colorful Seashell Sweets cookies; a perfect treat for a mermaid-themed dessert spread. Pin this
Freshly baked and colorful Seashell Sweets cookies; a perfect treat for a mermaid-themed dessert spread. | terracrumb.com

These seashell cookies are the perfect sweet touch to any party& a delightful treat to share.

Recipe Questions

What gives the icing its pastel colors?

Gel food coloring in soft shades like pink, lavender, turquoise, and teal are used to tint the royal icing, providing vibrant yet delicate pastel hues.

How can I achieve crisp edges on these cookies?

Baking the cookies for about 10-12 minutes at 350°F until the edges are barely golden ensures a tender yet crisp texture on the edges.

Is chilling the dough necessary?

Yes, chilling the dough for 30 minutes firms it up, making it easier to roll and cut precise seashell shapes without losing detail.

Can I customize the decoration colors?

Absolutely, you can mix and match gel food colorings to create your own palette for the royal icing to suit any theme.

How should these cookies be stored to maintain freshness?

Store cookies in an airtight container at room temperature for up to one week to keep them fresh and the decorations intact.

Seashell Sweets Sugar Cookies

Delightful pastel-colored seashell sugar cookies with royal icing and pearl sprinkles for magical gatherings.

Prep time
25 mins
Time to cook
12 mins
Time Required
37 mins
Created by Nora Whitfield


Skill Level Medium

Cuisine type American

Makes 24 Portions

Diet Info Meat-Free

What You Need

Cookie Dough

01 2 1/4 cups all-purpose flour
02 1/2 teaspoon baking powder
03 1/4 teaspoon salt
04 3/4 cup unsalted butter, softened
05 3/4 cup granulated sugar
06 1 large egg
07 2 teaspoons pure vanilla extract

Royal Icing & Decorations

01 2 cups powdered sugar, sifted
02 1 1/2 tablespoons meringue powder
03 3 tablespoons water, plus additional as needed
04 Gel food coloring in pastel pink, lavender, turquoise, and teal
05 Edible pearl sprinkles
06 Edible shimmer dust (optional)

Directions

Step 01

Prepare Dry Ingredients: Combine all-purpose flour, baking powder, and salt in a bowl and whisk thoroughly. Set aside.

Step 02

Cream Butter and Sugar: In a large bowl, beat softened butter and granulated sugar until the mixture is light and fluffy, approximately 2 minutes.

Step 03

Incorporate Wet Ingredients: Add the egg and vanilla extract to the creamed mixture and beat until fully combined.

Step 04

Combine Ingredients: Gradually add the dry ingredients to the butter mixture, stirring gently until just incorporated to avoid overworking the dough.

Step 05

Chill Dough: Divide the dough into two equal portions, shape each into a disc, wrap tightly in plastic wrap, and refrigerate for 30 minutes.

Step 06

Preheat Oven and Prepare Baking Sheets: Set oven to 350°F (175°C). Line baking sheets with parchment paper to prevent sticking.

Step 07

Roll Out Dough and Cut Shapes: On a lightly floured surface, roll chilled dough to 1/4-inch thickness. Cut out seashell shapes using a seashell cookie cutter.

Step 08

Arrange Cookies: Place cutouts on prepared baking sheets, positioning them 1 inch apart to allow for slight expansion.

Step 09

Bake Cookies: Bake for 10 to 12 minutes until the edges are just beginning to turn golden. Transfer to wire racks and cool completely.

Step 10

Prepare Royal Icing: Whisk together powdered sugar, meringue powder, and water until stiff peaks form. Divide icing into separate bowls and tint with selected gel colors.

Step 11

Decorate and Finish: Decorate cooled cookies with royal icing, applying edible pearl sprinkles and shimmer dust as desired. Allow decorations to set fully before serving.

Equipment Needed

  • Electric mixer
  • Mixing bowls
  • Rolling pin
  • Seashell cookie cutter
  • Baking sheets
  • Parchment paper
  • Piping bags and tips
  • Cooling rack

Allergy Details

Review every item for possible allergens. Talk to your healthcare provider if unsure.
  • Contains gluten (wheat), eggs, and dairy (butter).
  • May contain traces of nuts due to shared processing facilities; verify product labels if sensitive.

Nutrition Details (per portion)

Details are for information. Always discuss dietary choices with your doctor.
  • Energy (cal): 140
  • Fats: 6 g
  • Carbohydrates: 21 g
  • Proteins: 1 g