1-Gathering and Mixing Ingredients: First, whisk together 2 and 1/4 cups (281g) of all-purpose flour, 1/2 teaspoon baking powder, and 1/4 teaspoon salt in a bowl; set it aside for later. In another bowl, beat 3/4 cup (170g) softened unsalted butter and 3/4 cup (150g) granulated sugar on high speed for about 3 minutes until it’s creamy, then add seeds from 1 whole vanilla bean and beat for 1-2 minutes more.

2-Gathering and Mixing Ingredients: Next, add 1 large egg at room temperature and 2 teaspoons pure vanilla extract, beating on high until everything combines smoothly. Gradually mix in the dry ingredients on low speed until the dough forms; if it feels too sticky, add 1 tablespoon of flour to get the right consistency.

3-Shaping and Baking: Divide the dough in half, roll each portion on floured parchment or a silicone mat to about 1/4-inch thickness, and stack with parchment on top. For a link to another tasty recipe, check out our cinnamon bread for more baking inspiration. Refrigerate for 1-2 hours or up to 2 days to prevent spreading.

4-Shaping and Baking: Preheat your oven to 350°F (177°C), cut the dough into shamrock shapes, and bake on lined sheets for 11-12 minutes until the edges lightly brown. Let the cookies cool on the sheets for 5 minutes, then transfer to wire racks. As an external resource, visit the perfect sugar cookie recipe for more tips on shaping cookies.

5-Frosting and Finishing: For the buttercream, beat 3/4 cup (170g) softened unsalted butter and seeds from 1/2 vanilla bean until creamy, then add 3 cups (360g) sifted confectioners’ sugar, 3 tablespoons heavy cream, 1 and 1/2 teaspoons pure vanilla extract, and salt to taste; beat until smooth. Frost the cooled cookies and add sprinkles if desired. This step-by-step approach makes shamrock cookies a breeze, even for beginners.