Best Black & White Cookies - How To Make Black & White Cookies

Ingredients

• 2 3/4 c. all-purpose flour
• 1 tsp. kosher salt
• 1 tsp. baking powder
• 1/2 tsp. baking soda
• 3/4 c. (1 1/2) sticks butter, softened
• 1 1/2 c. granulated sugar
• Zest of 1/2 lemon
• 2 large eggs
• 2 tsp. pure vanilla extract
• 1/2 tsp. almond extract
• 1/3 c. sour cream
• 1/4 c. milk
• 4 1/2 c. powdered sugar
• 1 1/2 tbsp. corn syrup
• 6 tbsp. hot water, divided
• 1/2 tsp. pure vanilla extract
• 3 tbsp. cocoa powder, preferably Dutch process