Try these Barry Callebaut Semi Sweet Dark Chocolate chunks for making chocolate chunk and macadamia nut cookies. They are a little sweeter than some other semisweet chunks, but just enough for making your cookies very decadent.The chocolate chunks have a great cocoa taste, making them ideal in croissants, bread rolls, Swiss rolls and also as topping to any dessert. Storage & Shelf Life: Always store chocolate in a dry, dark place but not in the fridge. Always give chocolate the time to acclimatize from its storing temperature to room temperature. These chocolates have a long shelf life by nature (12 - 18 months). 44% chocolate liquor. Randomly shaped ½ to ¾-inch chunks. A 1-pound bag is about 2 cups.