For the cookies: – 2 3/4 cup flour – 2 tsp cream of tartar – 1 tsp baking soda – 1 1/2 tsp turmeric – 1/4 tsp black pepper – 1/2 tsp salt – 1 1/2 cups sugar – 1 cup 2 sticks room temperature butter – 2 eggs – 2 tsp vanilla extract For the coating: – 1/4 cup sugar – 1 tbsp cinnamon – 1/4 tsp black pepper – 1/2 tsp ground ginger