ignorant west coaster over here. What is wawa?

I did not know I should have a "good to" for wawa. im curious to hear what everyone gets and does it give them gas like the pump does? ;) #smij #zapd #grownostr

roast beef, pepper jack extra cheese, spicy mustard, garlic aioli, honey hot sauce, honey mustard, spinach, onions, sweet peppers, tomatoes, crispy onions, pepperoni, maybe avocado

Don’t have one near me.