Order from Allegro Seafood Grill to enjoy some of the best Portuguese in Newark. Looking to find the cheapest way to order Allegro Seafood Grill? Choose the most affordable delivery option listed here. Because they deliver in Newark, you can enjoy Allegro Seafood Grill in the comfort of your own home. Don’t wait another day to treat yourself to their delicious Portuguese! Check out the full Allegro Seafood Grill menu below.