You need a passion for food and an eye for style to become a food stylist assistant. To pursue a career as a food stylist assistant, you need culinary training and a portfolio with samples of your food styling work. Your formal training could take the form of a short food styling workshop or a diploma in culinary arts. As a food stylist assistant, your job is to make food look desirable for print and film, like magazine ads and television commercials. You need experience with photography to create a perfect image of a food item for your food stylist boss.