White Chocolate-Cappuccino Cookies

Ingredients (10)

• 2 envelopes mocha cappuccino mix
• 1 tablespoon hot water
• 1 cup butter, softened
• 3/4 cup sugar
• 1 large egg yolk, room temperature
• 2-1/2 cups all-purpose flour
• 1/2 teaspoon ground cinnamon
• 1/8 teaspoon salt
• 8 ounces white candy coating, melted
• Baking cocoa, optional