Patience and pasionate in work will give good result. Adjustment and modification of recipes does not "degrade" the look of the food it will enhance and made the food look better infront of the camera. Meticulous and sharp eyes sight with critical mind helps a lot as food stylist.
The fruits for tartlet need to be glazed with a light corn syrup to give a fresher look. Over glazing will made it to shinny, be sure to glazed it evenly.