Sullivan's – Steakhouse
Sullivan’s hums with the convivial energy of a beloved neighborhood haunt, where the golden glow of the bar and the aroma of savory, shareable plates create an instantly welcoming retreat. Guests gather over bubbling crocks of creamy queso and crispy, hand-rolled steak and cheese eggrolls, indulging in a menu that elevates classic comfort into a vibrant social feast. From the satisfying crunch of fried pickles to the zesty flair of shaved steak tacos, the experience is a celebration of hearty flavors and easygoing charm.
2080, William J. Day Boulevard, South Boston, MA, 02127 https://www.sullivanscastleisland.com0Cuisine: Steakhouse
Price range: $
Dietary options: high-protein, nut-free, vegetarian, dairy-free, gluten-free, keto, low-carb, pescatarian, sugar-free, mediterranean, heart-healthy, plant-based, low-fat, diabetic, atkins, high-fiber, low-cholesterol, south-beach, volumetrics, tlc, zone, mayo-clinic
Currently closed
Hours
- Monday - Sunday
- 8:00 AM - 8:00 PM
Menu
- Queso Dip - $9.95: Housemade tortilla chips
- Bavarian Salted Pretzels - $9.95: 4 pieces served with side of queso blanco Dietary tags: Vegetarian, Nut-Free, Pescatarian
- Fried Pickles - $8.95: Crispy fried pickles served with chipotle aioli Dietary tags: Vegetarian, Nut-Free, Pescatarian
- Steak & Cheese Eggrolls - $13.95: 6 pieces served with sweet chili sauce Dietary tags: High-Protein, Nut-Free
- Shaved Steak Tacos - $15.95: Two corn tacos filled with shaved steak, queso blanco, avocado sauce, pico de gallo Dietary tags: High-Protein, Gluten-Free, Nut-Free, Sugar-Free
- Chicken Wings or Tenders - $14.95: Plain, Nashville Hot, Buffalo or Memphis BBQ. Served with blue cheese or ranch Dietary tags: High-Protein, Nut-Free
- Fried Cheese Curds - $12.95: Served with hot honey Dietary tags: Vegetarian, Nut-Free, Pescatarian
- Spinach & Artichoke Dip - $12.95: Served with homemade tortilla chips Dietary tags: Vegetarian, Nut-Free, Pescatarian
- Stuffed Tator Tots - $9.95: Cheddar, bacon, chives, sour cream Dietary tags: Nut-Free, Sugar-Free
- Sully's Signature Salad Bowl - $12.95: Tender greens, grape tomatoes, cucumber, onion, garlic croutons, house dressing Dietary tags: Vegetarian, Dairy-Free, Nut-Free, Mediterranean, Pescatarian, Heart-Healthy, Plant-Based, Low-Fat, High-Fiber, Low-Cholesterol, Volumetrics, TLC, Mayo-Clinic
- Sully's Caesar Salad - $10.95: Crisp romaine, house-croutons, parmesan and caesar dressing Dietary tags: Vegetarian, Nut-Free, Pescatarian, Volumetrics
- Sully's Spinach Salad - $12.95: Baby spinach, gorgonzola, dried cranberries, orange slices, candied walnuts, cranberry vinaigrette Dietary tags: Vegetarian, Gluten-Free, Pescatarian, High-Fiber, Volumetrics, Mayo-Clinic
- Sully's Cobb Salad - $15.95: Hard boiled egg, avocado, bacon, walnuts, grape tomatoes, blue cheese crumbles, raspberry vinaigrette Dietary tags: High-Protein, Keto, Low-Carb, Gluten-Free, Diabetic, Atkins, South-Beach, Zone
- New England Clam Chowder - $8.95: Cream based classic served with oyster crackers Dietary tags: High-Protein, Nut-Free, Pescatarian, Sugar-Free
- Beef Chili - $10.5: Hearty all beef chili topped with cheddar cheese Dietary tags: High-Protein, Nut-Free, Atkins
- Double Cheeseburger - $16.95: Two fresh Angus Beef patties, American cheese, toasted bun Dietary tags: High-Protein, Nut-Free
- Classic Style Lobster Roll - $31.95: Chilled lobster meat lightly dressed on a brioche bun Dietary tags: High-Protein, Nut-Free, Pescatarian
- Hot Honey Double Bacon Cheeseburger - $17.95: Brioche bun, bacon, hot honey, served with fries Dietary tags: High-Protein, Nut-Free
- Nashville Hot Chicken Sandwich - $17.5: Fried or grilled chicken, southern classic hot sauce, pickles, coleslaw Dietary tags: High-Protein, Nut-Free
- Sully's Steak & Cheese Sub - $18.95: Shaved steak, cheese, peppers and onion on a Fire King roll Dietary tags: High-Protein, Nut-Free
- Two Classic Hot Dogs - $15.5: Kayem all natural casing hot dogs grilled on toasted rolls Dietary tags: High-Protein, Dairy-Free, Nut-Free
- Baked Haddock - $22.95: Sully's sauce, buttered crumbs, served with two sides Dietary tags: High-Protein, Nut-Free, Pescatarian
- Baked Sea Scallops - $27.95: Sully's sauce, buttered crumbs, served with two sides Dietary tags: High-Protein, Nut-Free, Pescatarian
- Teriyaki Steak Tips - $24.95: 11 oz of tender steak tips marinated in teriyaki sauce Dietary tags: High-Protein, Dairy-Free, Nut-Free
- Mac & Cheese - $14.95: Mini shells, white cheddar sauce, buttered crumbs Dietary tags: Vegetarian, Nut-Free, Pescatarian, Sugar-Free
- Sully's Fried Chicken - $18.95: Served with country gravy, mashed potatoes, and veggies Dietary tags: High-Protein, Nut-Free
- BBQ Chicken Pizza - $13.95: Grilled chicken, Memphis BBQ sauce, red onion Dietary tags: High-Protein, Nut-Free
- Cheeseburger Pizza - $13.95: Crumbled Angus beef patties, ketchup, mustard, onions, pickles Dietary tags: High-Protein, Nut-Free
- Sully's Cheese Pizza - $10.95: 10 inch pan pizza, housemade tomato sauce, 5 cheese blend Dietary tags: Vegetarian, Nut-Free, Pescatarian
- Hot Fudge Sundae - $9.95: Vanilla soft serve, hot fudge, whipped cream, and a cherry Dietary tags: Vegetarian, Gluten-Free, Nut-Free, Pescatarian
- Grammie's Apple Crisp - $12.95: Topped with vanilla ice cream Dietary tags: Vegetarian, Nut-Free, Pescatarian
- Three Layer Chocolate Cake - $10.95: Chocolate icing and chocolate curls Dietary tags: Vegetarian, Nut-Free, Pescatarian
- Sully's Classic Raspberry Lime Rickey - $6.95: Classic New England beverage with freshly squeezed limes
- Thick Shake - $7.95: Chocolate, Vanilla, Coffee, or Strawberry
- Castle Island Lager - $7.95: American Light Lager - 5.2% ABV
- Sully's Rum Punch - $13.95: Dark rum, pineapple, orange juice