"To get the ingredients" means to obtain or collect the necessary items or components that are needed for making something, such as a recipe or a product. Full definition
Good thing I just made a big grocery shop to get ingredients for more of your recipes... can't wait to try them. (deliciouslyella.com)
Not only do you already get these ingredients from the food you eat, but studies suggest that consuming them in excess can actually cause harm. (businessinsider.com)
If you have a regular jar, use a funnel to help get the ingredients in nice layers. (thepintertestkitchen.com)