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    Flat Out Burger

    American
    Open now11:30AM - 12:45AM
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    Full Menu
    Online Menu

    Full Menu

    Burgers

    • Flat Out Classic Single

      Classic Smash Burger with Signature Flat Out Sauce, Yellow American Cheese, Diced Grilled Onions and Pickles on Soft Brioche Bun
      $8.00
    • Flat Out Classic Double

      Classic Double Smash Burger with Signature Flat Out Sauce, Yellow American Cheese, Diced Grilled Onions and Pickles on a Soft Brioche Bun
      $11.50
    • Flat Out Spicy Single

      Single Smash Burger with Yellow American Cheese, Diced Grilled Onions, Signature Spicy Flat Out Sauce and Grilled Jalapeños on a Soft Brioche Bun
      $8.50
    • Flat Out Spicy Double

      Double Smash Burger with Yellow American Cheese, Diced Grilled Onions, Signature Spicy Flat Out Sauce and Grilled Jalapeños on a Soft Brioche Bun
      $12.00
    • The Big Flat Single

      Single Quarter Pound Burger with Signature Flat Out Sauce, Yellow American Cheese, Diced Grilled Onions and Pickles on Soft Brioche Bun
      $9.00
    • The Big Flat Double

      Double Quarter Pound Burger with Signature Flat Out Sauce, Yellow American Cheese, Diced Grilled Onions and Pickles on Soft Brioche Bun
      $13.00
    • Flat Out Veggie Single

      Single Veggie Burger with Signature Flat Out Sauce, Yellow American Cheese, Diced Grilled Onions and Pickles on Soft Brioche Bun
      $9.00
    • Flat Out Veggie Double

      Double Veggie Burger with Signature Flat Out Sauce, Yellow American Cheese, Diced Grilled Onions and Pickles on Soft Brioche Bun
      $12.50
    • Turkey Single

      $8.50
    • Turkey Double

      $12.00

    Fries

    • Flat Out Fries

      Crispy Golden Fries
      $4.50
    • Flat Out Loaded Fries

      Classic Fries with a chopped up Cheese Burger with Signature Flat Out Sauce and Diced grilled onions
      $12.00
    • Flat Out Veggie Loaded Fries

      Classic Fries with a chopped up Veggie Burger with Signature Flat Out Sauce and Diced grilled onions
      $13.00
    • Flat Out Spicy Loaded Fries

      Classic Fries with a chopped up Cheese Burger with Signature Spicy Flat Out Sauce, Diced grilled onions, and Grilled Jalapeños
      $12.50
    • Flat Out Turkey Loaded Fries

      $13.00

    Drinks

    • Mexican Coke

      Coca-Cola Original Taste — the crisp, refreshing taste you know and love
      $3.50
    • Mexican Diet Coke

      Take a Diet Coke break with this refreshing, no-calorie soft drink
      $3.25
    • Mexican Sprite

      Classic, cool, crisp lemon-lime flavored taste that's caffeine free
      $3.50
    • Poland Spring Water

      OUT OF STOCK
      $2.00
    • Gold Peak Rasberry Tea

      $2.99
    • Gold Peak Green Tea

      $2.99
    • Gold Peak lemon Tea

      $3.00
    • Gold Peak Sweet Tea

      $2.99
    • Gold Peak Georgia Peach Tea

      $2.99

    Chips

    • Utz Party Mix

      $2.99
    • Utz Original Potato Chips

      $2.99
    • Utz (No Salt)

      $2.99
    • Utz Wavy Original

      $2.99
    • Utz Red Hot

      $2.99
    • Utz Cheddar & Sour Cream

      $2.99
    • Utz Ripple Barbecue

      $2.99
    • Utz Pretzels

      $2.99

    Toppings

    • Regular Sauce

      $1.00
    • Spicy Sauce

      $1.00
    • Side of Pickles

      $1.00
    • Side of Onions

      $1.00
    • side of jalopenos

      $1.00

    Online Menu

    Entrees

    • Flat Out Classic Single

      Classic Smash Burger with Signature Flat Out Sauce, Yellow American Cheese, Diced Grilled Onions and Pickles on Soft Brioche Bun
      $9.50
    • Flat Out Classic Double

      Classic Double Smash Burger with Signature Flat Out Sauce, Yellow American Cheese, Diced Grilled Onions and Pickles on a Soft Brioche Bun
      $12.50
    • Flat Out Spicy Single

      Single Smash Burger with Yellow American Cheese, Diced Grilled Onions, Signature Spicy Flat Out Sauce and Grilled Jalapeños on a Soft Brioche Bun
      $9.75
    • Flat Out Spicy Double

      Double Smash Burger with Yellow American Cheese, Diced Grilled Onions, Signature Spicy Flat Out Sauce and Grilled Jalapeños on a Soft Brioche Bun
      $12.75
    • Big Flat Single

      Single Quarter Pound Burger with Signature Flat Out Sauce, Yellow American Cheese, Diced Grilled Onions and Pickles on Soft Brioche Bun
      $10.00
    • Big Flat Double

      Double Quarter Pound Burger with Signature Flat Out Sauce, Yellow American Cheese, Diced Grilled Onions and Pickles on Soft Brioche Bun
      $13.50
    • Flat Out Veggie Single

      Single Veggie Burger with Signature Flat Out Sauce, Yellow American Cheese, Diced Grilled Onions and Pickles on Soft Brioche Bun
      $9.75
    • Flat Out Veggie Double

      Double Veggie Burger with Signature Flat Out Sauce, Yellow American Cheese, Diced Grilled Onions and Pickles on Soft Brioche Bun
      $13.50
    • Flat Out Turkey Single

      $10.00
    • Flat Out Turkey Double

      $13.00

    Appetizer

    • Flat Out Fries

      Crispy Golden Fries Matchstick Fries
      $5.27
    • Flat Out Loaded Fries

      Classic Fries with a chopped up Cheese Burger with Signature Flat Out Sauce and Diced grilled onions
      $12.50
    • Flat Out Veggie Loaded Fries

      Classic Fries with a chopped up Veggie Burger with Signature Flat Out Sauce and Diced grilled onions
      $13.00
    • Flat Out Spicy Loaded Fries

      Classic Fries with a chopped up Cheese Burger with Signature Spicy Flat Out Sauce, Diced grilled onions, and Grilled Jalapeños
      $12.75

    Drink

    • Mexican Coke

      Coca-Cola Original Taste — the crisp, refreshing taste you know and love
      $4.12
    • Mexican Sprite

      Classic, cool, crisp lemon-lime flavored taste that's caffeine free
      $3.50
    • Mexican Diet Coke

      Take a Diet Coke break with this refreshing, no-calorie soft drink
      $3.25
    • Gold Peak lemon Tea

      $3.00
    • Gold Peak Sweet Tea

      $2.99
    • Gold Peak Rasberry Tea

      $2.99
    • Gold Peak Green Tea

      $2.99
    • Poland Spring Water

      OUT OF STOCK
      $2.00
    • Gold Peak Unswt Tea

      OUT OF STOCK
      $2.99
    • Gold Peak Georgia Peach Tea

      $2.99

    Chips

    • Utz (No Salt)

      $2.99
    • Utz Wavy Original

      $2.99
    • Utz Party Mix

      $2.99
    • Utz Original Potato Chips

      $2.99
    • Utz Red Hot

      $2.99
    • Utz Cheddar & Sour Cream

      $2.99
    • Utz Ripple Barbecue

      $2.99
    • Utz Pretzels

      $2.99

    Toppings

    • Regular Sauce

      $1.00
    • Spicy Sauce

      $1.00
    • Pickles

      $1.00
    If you use a credit card, this establishment will charge an additional 3.00% ($0.00) to help offset processing costs. This amount is not more than what this establishment pays in fees.

    All hours
    Sunday11:30 am - 12:45 am
    Monday11:30 am - 12:45 am
    Tuesday11:30 am - 12:45 am
    Wednesday11:30 am - 12:45 am
    Thursday11:30 am - 1:45 am
    Friday11:30 am - 1:45 am
    Saturday11:30 am - 1:45 am
    Restaurant info

    Flatout Burger is a New York City original, serving up smashburgers with bold flavor and no shortcuts. Our burgers are seared to perfection, locking in juicy goodness with crispy edges, and finished with our generations-old Grill Drip—a secret recipe that takes our flavor to the next level. Stacked on soft, toasted buns with fresh toppings and our signature sauces, every bite is Flatout unforgettable. Pair your burger with our crave-worthy, perfectly seasoned fries and an ice-cold drink. Now available for pickup and delivery!

    Location

    199 Malcolm X Boulevard, Brooklyn, NY 11221

    Directions

    Toast logo

    333 Summer Street
    Boston, MA 02210

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