HOW TO MAKE A JUICE SPRITZER. BY FATIMA ALI RAZA. Aim: To make a fruit juice spritzer. Apparatus: Glasses, a jug, a refrigerator. Reactants: Fruit juice (tomato, ornage, apple, etc.), water. Theory: Fruit juices are very healthy, but also rich in calories. Here's an easy way to enjoy the benefits of fruit juices without the extra calories. Method: Mix the fruit juice and water in equal quantities in a jug. Refrigerate. Serve when chilled. Result: Low-calories, nutritious juice spritzers are ready!