The Best Cookie Sandwiches with Buttercream Filling

Say hello to your ultimate cookie sandwich recipe! These treats feature chewy sugar cookies with a creamy buttercream filling. Ready in no time, they’re the perfect balance of soft and chewy, with a burst of color from rainbow sprinkles. Perfect for any occasion!

INGREDIENTS flour baking powder  baking soda salt sugar light brown sugar Greek yogurt butter oil egg vanilla powdered sugar milk rainbow sprinkles

COOKIE SANDWICHES RECIPE 1. Set to 350°F (175°C) and line 2 baking sheets with parchment paper. 2. In a medium bowl, whisk flour, baking powder, baking soda, and salt together. 3. Mix sugars, melted butter, yogurt, and oil in a separate large bowl. 4. Add egg and vanilla to wet mixture. Then, fold in the flour mixture. 5. Roll each cookie dough ball in extra sugar and place on the prepared baking sheet.

6. Bake for 11-13 minutes. Let cookies cool completely on the baking sheet. 7. In a bowl of a stand mixer, beat butter with a paddle attachment until fluffy. Mix in powdered sugar. 8. Add salt, vanilla, and milk. Beat at medium-high speed until frosting is light and fluffy. 9. Pipe frosting onto one cookie’s flat side, then top with another cookie. 10. Roll the edges in rainbow sprinkles for a festive finish.