Note: This high-calorie recipe is especially for teens with cystic fibrosis (CF), who may need additional calories to meet their nutritional needs. This creamy milkshake provides a significant amount of calories to help meet your elevated energy needs. It's also packed with calcium to help make your bones strong. Prep time: 10 minutes What you need: 1 instant breakfast packet, any flavor 3/4 cup whole milk 1/4 cup heavy whipping cream 1/2 cup ice cream, any flavor What to do: Mix all ingredients in a blender until smooth. Nutritional analysis (per serving): 616 calories 17g protein 34.5g fat 286mg sodium 645mg calcium Serves: 1 Serving size: 1-1/2 cups Note: Nutritional analysis may vary depending on ingredient brands used. Variations and suggestions: Make different flavors using a variety of ice cream and instant breakfast flavors. Or try adding strawberries or other fruit for a twist. Back to Articles Related Articles Cystic Fibrosis Cystic fibrosis (CF) is an inherited disease that causes the body to produce mucus that's extremely thick and sticky. It mainly affects the lungs and the pancreas, causing serious breathing and digestive problems. Read More Digestive System Most people think digestion begins when you first put food in your mouth. But the digestive process actually starts even before the food hits your taste buds. Read More Cystic Fibrosis: Sample Menu This sample meal plan for teens with cystic fibrosis provides a day's worth of meals that add up to about 3,750 calories. Read More Note: All information is for educational purposes only. For specific medical advice, diagnoses, and treatment, consult your doctor. © 1995-2021 KidsHealth®. All rights reserved. Images provided by The Nemours Foundation, iStock, Getty Images, Veer, Shutterstock, and Clipart.com.