#### **Step 1: Make the Red Velvet Cookie Batter**
Preheat oven to **350°F (175°C)** and line a **baking sheet with parchment paper**.
In a bowl, whisk together **flour, cocoa powder, baking soda, and salt**.
In a separate bowl, beat **butter and sugar** until fluffy. Add **egg, vanilla, and red food coloring**, mixing well. Alternate adding **buttermilk and dry ingredients**, stirring until just combined.
#### **Step 2: Bake the Cookies**
Using a **cookie scoop or spoon**, drop **tablespoon-sized rounds** onto the baking sheet, spacing them 2 inches apart.
Bake for **10-12 minutes**, or until cookies spring back when lightly touched. Let cool on a **wire rack**.
#### **Step 3: Make the Cream Cheese Filling**
Beat **cream cheese and butter** until smooth. Add **powdered sugar and vanilla**, mixing until light and fluffy.
#### **Step 4: Assemble the Whoopie Pies**
Spread or pipe **cream cheese filling** onto the flat side of half the cookies. Top with the remaining cookies to create sandwiches.
#### **Step 5: Serve & Enjoy**
Enjoy immediately or chill for **30 minutes** for a firmer filling.