Grilling food is so easy to do and summer is the perfect time for grilling anything, including vegetables! Watch as Recipe4Living teaches you how to make a simple and easy vegetable marinade for grilling outdoors at a barbecue. Although we used Asparagus, this recipe is so easy and can be used with any other kind of vegetable! This recipe is perfect for your summer barbecue! All you need for the vegetable marinade is a bag, olive oil, some seasonings, vegetables and a grill!