Italian food reigns on Long Island, from the most casual pizzeria to four-star landmarks. Here are four steady dining rooms where you can enjoy it.

KING UMBERTO

This flavorful restaurant and pizzeria is a reliable choice for dishes such as chicken Parmigiana, chicken scarpariello, tripe with potatoes and peas in tomato sauce, rice balls, pasta e fagioli, minestrone, sole oreganata, calzones and all pizzas. 

1343 Hempstead Tpke., Elmont, 516-352-3232, kingumberto.com

MARIO

A dependable establishment along Hauppauge's restaurant row, Mario's winners take in stuffed mushrooms, mozzarella in carrozza, breaded lamb chops, saltimbocca, calf's liver Veneziana, tripe, sauteed shrimp, spaghetti all'Amatriciana, spaghetti Bolognese and ravioli.

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644 Vanderbilt Motor Pkwy., Hauppauge, 631-273-9407, restaurantmario.com

SERGIO'S

A mainstay since 1986, Sergio's is a destination for husky, flavor-packed selections. They include pasta piselli, perciatelli with fennel and sardines, tripe marinara, beef braciola with rigatoni, stuffed eggplant, pork chops pizzaiola, and refreshing orange salad.

5422 Merrick Rd., Massapequa, 516-541-6554, sergiositalianrestaurant.com

MANNINO'S ITALIAN KITCHEN & LOUNGE

Feed Me

A sprawling, two-story affair, the third Mannino's in Commack top open on Long Island has a very big appetite. Few prepare Italian-American favorites as well as Mannino's. Winners include grilled octopus, baked clams oreganata, cavatelli with olive oil and garlic and orecchiette alla Barese.

2158 Jericho Tpke CommackNY 631-462-0909, manninosrestaurant.com