# What You'll Need:
→ Cookies
01 - 2 cups all-purpose flour
02 - 1/2 cup unsalted butter, softened
03 - 2/3 cup granulated sugar
04 - 1 large egg
05 - 2 tablespoons milk
06 - 1 teaspoon vanilla extract
07 - 1/2 teaspoon baking powder
08 - 1/4 teaspoon salt
→ Cream Filling
09 - 1/4 cup unsalted butter, softened
10 - 1 cup powdered sugar, sifted
11 - 1 tablespoon milk
12 - 1 teaspoon vanilla extract
# Step-by-Step Guide:
01 - Preheat oven to 350°F and line two baking sheets with parchment paper.
02 - In a bowl, whisk together flour, baking powder, and salt until evenly distributed.
03 - In a large mixing bowl, beat butter and sugar together until light and fluffy, approximately 2-3 minutes.
04 - Beat in egg, milk, and vanilla extract until fully combined.
05 - Gradually add dry ingredients to wet mixture, stirring until a soft dough forms.
06 - Roll dough into 1-inch balls and arrange on prepared baking sheets, spacing them 2 inches apart.
07 - Gently press each ball with your palm or glass bottom to approximately 1/4-inch thickness.
08 - Bake for 10-12 minutes until edges achieve light golden color. Cool completely on baking sheets before handling.
09 - Beat softened butter until smooth. Gradually incorporate powdered sugar, then milk and vanilla extract, beating until fluffy and spreadable.
10 - Spread or pipe approximately 1 tablespoon of cream filling onto flat side of half the cookies. Top with remaining cookies to form sandwich pairs.