Cookies and Cream Stuffed Sweet Potato Brownies

1. Preheat oven to 425F. Bake sweet potatoes for 50 minutes until fully cooked. Let cool slightly, then peel and mash them. 
2. In a bowl, add the mashed sweet potato along with maple syrup, cashew butter, unsweetened cocoa powder, and vanilla extract. Mix all ingredients well until combined to form the brownie batter.
3. Line a brownie pan with parchment paper or grease it well.
4. Pour half of the brownie batter into the prepared pan.
5. Carefully place 2 @lilys_sweets cookies and cream bars on top of the first layer of batter.
6. Cover the chocolate bars with the remaining brownie batter.
7. Bake in an oven preheated to 350F for 32-34 minutes.
8. Let the brownies cool completely before slicing and removing them from the pan.