Flex Mussels offers a variety of seafood dishes, prominently featuring mussels and oysters. The menu includes unique options like a mussels and crab meat dish and a mini skillet mac and cheese.
The restaurant’s interior is designed for a casual dining experience, with shared plates and a bar setting. Guests can enjoy a selection of alcoholic beverages alongside their meals.
Flex Mussels is a great spot for seafood lovers looking to enjoy a relaxed atmosphere while indulging in flavorful dishes.
Information sourced from restaurant website and may be subject to change.
Menu
Mussels Marinière$24
Mussels steamed in white wine, garlic, and parsley.
Allergens: Shellfish/Crustaceans, Sulphites/Sulfites, Plant Based: No, Gluten Free: No, Low Carb: Yes
Estimated Calorie Count: 280
Fried Calamari$16
Crispy fried calamari with lemon and marinara sauce.
Allergens: Shellfish/Crustaceans, Plant Based: No, Gluten Free: No, Low Carb: Yes
Estimated Calorie Count: 840
Tuna Tartare$18
Fresh tuna mixed with avocado, soy sauce, and sesame oil.
Allergens: Fish, Sesame, Soy, Wheat/Gluten, Plant Based: No, Gluten Free: No, Low Carb: Yes
Estimated Calorie Count: 350
Grilled Salmon$26
Grilled salmon fillet served with roasted vegetables and lemon butter sauce.
Allergens: Fish, Milk/Dairy, Plant Based: No, Gluten Free: No, Low Carb: Yes
Estimated Calorie Count: 405
Steak Frites$32
Grilled ribeye steak served with crispy French fries and béarnaise sauce.
Allergens: None detected, Plant Based: No, Gluten Free: No, Low Carb: Yes
Estimated Calorie Count: 877
Linguine with Clams$24
Linguine pasta tossed with fresh clams, white wine, and garlic.
Allergens: Shellfish/Crustaceans, Sulphites/Sulfites, Wheat/Gluten, Plant Based: No, Gluten Free: No, Low Carb: Yes
Estimated Calorie Count: 450
Crème Brûlée$10
Classic French custard dessert with a caramelised sugar topping.
Allergens: Eggs, Milk/Dairy, Plant Based: No, Gluten Free: No, Low Carb: No
Estimated Calorie Count: 350
Chocolate Lava Cake$12
Warm chocolate cake with a molten chocolate centre, served with vanilla ice cream.
Allergens: Eggs, Milk/Dairy, Wheat/Gluten, Plant Based: No, Gluten Free: No, Low Carb: No
Estimated Calorie Count: 500
Flex Martini$20
Vodka or gin, dry or dirty, twist or olives.
Allergens: None detected, Plant Based: Yes, Gluten Free: No, Low Carb: Yes
Estimated Calorie Count: 80
Pumpkin Spiced Milk Punch$16
Non-alcoholic, with chai tea, pumpkin spice, milk, and maple syrup.
Allergens: Milk/Dairy, Plant Based: No, Gluten Free: No, Low Carb: Yes
Estimated Calorie Count: 350
Sixpoint Lil’ Shucker Kolsch-Style Golden Ale$12
16oz, 5.2% ABV, from New York.
Allergens: Wheat/Gluten, Plant Based: Yes, Gluten Free: No, Low Carb: Yes
Estimated Calorie Count: 350
Most restaurants charge a small cover charge (~$1–3 per person)
Categories: Seafood, Cocktails, Beer, Wine Bar, Desserts
Menu Source: Restaurant Website PDF
Menu Date: August, 2025
Dietary & Allergen Information: Please be aware that our dish analysis is powered by AI and may contain errors. Always check with your server before ordering.
Discover New York City’s Vibrant Food Scene
New York City’s food culture is a melting pot of global influences, iconic street eats, and deli classics — with many restaurants offering multilingual menus to welcome visitors from everywhere. Must-try dishes include fresh bagels with lox, classic New York-style pizza slices, towering pastrami on rye sandwiches, creamy New York cheesecake, all-beef hot dogs, and diverse bites from dim sum to halal carts.
Want to go deeper into New York’s flavors, hidden gems, and tips for navigating local menus? Our full New York Food Scene Guide covers it all.
Experience New York City’s Flavors on a Guided Tour
Why not dive deeper into New York City’s incredible food scene with a guided food tour? Taste authentic bagels, pizza, deli sandwiches, global bites, and more at hidden, family-run spots — just like the ones you love in NYC.
Book a highly-rated tour with Devour Tours — popular options include the Greenwich Village Food Tour (bohemian neighborhood with Italian legacy, authentic family-run eateries, and diverse tastings) or the Lower East Side Historical Food Tour (iconic delis like Katz’s, immigrant history, pastrami, dumplings, and more in a culturally rich area).
Affiliate link — we may earn a small commission at no extra cost to you.
Spotted an Error?
Please help us make things better and tell us whats wrong
⚠️ Dietary & Allergy Warning
Our AI estimates dietary info based on dish names and descriptions. Always inform your server of allergies or dietary restrictions before ordering.
Address
1431 3rd Ave, New York, NY 10028, USA
GPS
40.7753804, -73.9561648
Telephone
Accuracy
This menu is as accurate as possible, but prices, availability, and ingredients are subject to change.
Please Help Us to Help Others by Uploading the Latest Menu here.
Notice: Unauthorized scraping, copying, or automated extraction of this content is strictly prohibited. Copyright © 2025 Barcelona Menus. All rights reserved.