Ingredients:

• 3/4 cup Butter
• 1/3 cup Sugar
• 1 cup Brown sugar
• 1 Egg
• 1 Egg yolk
• 1 1/2 tsp Vanilla extract
• 1 1/2 cups Flour
• 1/2 cup Cocoa powder
• 1 tsp Baking soda
• 1/2 tsp Salt
• 1 cup Mint chips

Instructions:

1. Step 1 Preheat oven to 375 and line a baking sheet with parchment paper.
2. Step 2 Cut the butter into small cubes and use an electric/stand mixer to whip it together.
3. Step 3 Add the sugar and brown sugar and mix together.
4. Step 4 Mix in the egg, egg yolk, and vanilla extract
5. Step 5 Fold in the cocoa powder, flour, baking soda, and salt.
6. Step 6 Mix in the mint chips.
7. Step 7 Bake at 375 for 10-12 minutes.
8. Step 8 Let cool and enjoy!