Preheat your oven to 375°F (190°C) and line baking sheets with parchment paper.
In a large bowl, cream together the softened butter, granulated sugar, and brown sugar until light and fluffy.
1 cup unsalted butter, softened, 3/4 cup granulated sugar, 1/4 cup packed light brown sugar
Beat in the egg and vanilla extract until well combined.
1 large egg, 1 teaspoon vanilla extract
In a separate bowl, whisk together the flour, baking powder, and salt.
2 ¼ cups all-purpose flour, 1 teaspoon baking powder, ½ teaspoon salt
Gradually add the dry ingredients to the wet ingredients, mixing until just combined. Do not overmix.
2 ¼ cups all-purpose flour, 1 teaspoon baking powder, ½ teaspoon salt
Gently fold in the Valentine's Day sprinkles. Reserve a little to decorate later.
1/2 cup Valentine's Day sprinkles
Drop by rounded tablespoons onto the prepared baking sheets, leaving space between each cookie.
Sprinkle the top of cookies with additional sprinkles.
1/2 cup Valentine's Day sprinkles
Bake for 8-10 minutes, or until the edges are lightly golden.
Let the cookies cool on the baking sheets for a few minutes before transferring them to a wire rack to cool completely.
If desired, drizzle with vanilla icing and add more sprinkles.
1/2 cup Valentine's Day sprinkles, Vanilla icing
Enjoy your festive Sprinkle Valentine's Day Cookies with loved ones!