long polish zapiekanka, generously filled with various toppings

background baguette baked bread breakfast bun casserole champignon cheese closeup cook crispy crunchy crusty dinner eat experience fast filled flavorful food french generously grill homemade hot isolated junk ketchup long lunch macro mayo meal mouthwatering mozzarella mushroom offering onion option poland polish rustic sandwich satisfying sauce snack street taste tasty toasted tomato toppings vegan vegetable vegetarian warsaw zapiekanka