{"slug":"flat-iron","name":"Flat Iron","cuisines":["steak"],"logo":"brand-logos/flat-iron.png","counts":{"items":19,"priced":19,"verified":0,"calorieConfirmed":19,"withSugar":0,"withFibre":0,"deals":0,"branchesLondon":15,"sections":{"Drinks":6,"Mains":3,"Other":4,"Sides":6}},"highlights":{"highestProteinMain":{"slug":"smashed-onion-double-cheeseburger","name":"Smashed Onion Double Cheeseburger","kcal":796,"priced":true},"lowestKcalMain":{"slug":"flat-iron-steak","name":"Flat Iron Steak","kcal":325,"priced":true},"bestProteinPer100kcal":{"slug":"flat-iron-steak","name":"Flat Iron Steak","kcal":325,"priced":true},"bestProteinPerPound":{"slug":"smashed-onion-double-cheeseburger","name":"Smashed Onion Double Cheeseburger","kcal":796,"priced":true},"avgMainKcal":512,"mainsUnder500":2,"mainsOver30gProtein":2},"source":{"url":"https://flatironsteak.co.uk/menu/","capturedAt":"2026-08-24","method":"agent:html"},"priceZones":null,"priceNote":null,"items":[{"slug":"apple-and-rhubarb-house-fizz","name":"Apple & Rhubarb House Fizz","section":"Drinks","category":"drink","kcal":70,"priced":true,"priceVaries":false,"hasSugar":false,"hasFibre":false,"hasSalt":false,"hasSaturates":false,"tier":"calorie_confirmed","dietary":{"halal":false,"vegan":true,"vegetarian":true,"pescatarian":true,"glutenFree":false,"dairyFree":true},"isAddon":false,"isKids":false,"isSharing":false,"description":null,"tip":null,"sourceUrl":null,"mainsCount":null,"kcalRank":null,"proteinRank":null,"proteinRankAll":10,"proteinPer100kcalRank":null,"proteinPerPoundRank":null,"highProtein":false,"lowCalorieFit":false,"proteinAtLeast15":false},{"slug":"citrus-margarita-0","name":"Citrus Margarita (0%)","section":"Drinks","category":"drink","kcal":91,"priced":true,"priceVaries":false,"hasSugar":false,"hasFibre":false,"hasSalt":false,"hasSaturates":false,"tier":"calorie_confirmed","dietary":{"halal":false,"vegan":true,"vegetarian":true,"pescatarian":true,"glutenFree":false,"dairyFree":true},"isAddon":false,"isKids":false,"isSharing":false,"description":null,"tip":null,"sourceUrl":null,"mainsCount":null,"kcalRank":null,"proteinRank":null,"proteinRankAll":15,"proteinPer100kcalRank":null,"proteinPerPoundRank":null,"highProtein":false,"lowCalorieFit":false,"proteinAtLeast15":false},{"slug":"lime-and-mint-house-fizz","name":"Lime & Mint House Fizz","section":"Drinks","category":"drink","kcal":52,"priced":true,"priceVaries":false,"hasSugar":false,"hasFibre":false,"hasSalt":false,"hasSaturates":false,"tier":"calorie_confirmed","dietary":{"halal":false,"vegan":true,"vegetarian":true,"pescatarian":true,"glutenFree":false,"dairyFree":true},"isAddon":false,"isKids":false,"isSharing":false,"description":null,"tip":null,"sourceUrl":null,"mainsCount":null,"kcalRank":null,"proteinRank":null,"proteinRankAll":11,"proteinPer100kcalRank":null,"proteinPerPoundRank":null,"highProtein":false,"lowCalorieFit":false,"proteinAtLeast15":false},{"slug":"rose-lemonade-house-fizz","name":"Rose Lemonade House Fizz","section":"Drinks","category":"drink","kcal":58,"priced":true,"priceVaries":false,"hasSugar":false,"hasFibre":false,"hasSalt":false,"hasSaturates":false,"tier":"calorie_confirmed","dietary":{"halal":false,"vegan":true,"vegetarian":true,"pescatarian":true,"glutenFree":false,"dairyFree":true},"isAddon":false,"isKids":false,"isSharing":false,"description":null,"tip":null,"sourceUrl":null,"mainsCount":null,"kcalRank":null,"proteinRank":null,"proteinRankAll":13,"proteinPer100kcalRank":null,"proteinPerPoundRank":null,"highProtein":false,"lowCalorieFit":false,"proteinAtLeast15":false},{"slug":"sober-mule-0","name":"Sober Mule (0%)","section":"Drinks","category":"drink","kcal":54,"priced":true,"priceVaries":false,"hasSugar":false,"hasFibre":false,"hasSalt":false,"hasSaturates":false,"tier":"calorie_confirmed","dietary":{"halal":false,"vegan":true,"vegetarian":true,"pescatarian":true,"glutenFree":false,"dairyFree":true},"isAddon":false,"isKids":false,"isSharing":false,"description":null,"tip":null,"sourceUrl":null,"mainsCount":null,"kcalRank":null,"proteinRank":null,"proteinRankAll":12,"proteinPer100kcalRank":null,"proteinPerPoundRank":null,"highProtein":false,"lowCalorieFit":false,"proteinAtLeast15":false},{"slug":"virgin-passion-fruit-collins","name":"Virgin Passion Fruit Collins","section":"Drinks","category":"drink","kcal":86,"priced":true,"priceVaries":false,"hasSugar":false,"hasFibre":false,"hasSalt":false,"hasSaturates":false,"tier":"calorie_confirmed","dietary":{"halal":false,"vegan":true,"vegetarian":true,"pescatarian":true,"glutenFree":false,"dairyFree":true},"isAddon":false,"isKids":false,"isSharing":false,"description":null,"tip":null,"sourceUrl":null,"mainsCount":null,"kcalRank":null,"proteinRank":null,"proteinRankAll":14,"proteinPer100kcalRank":null,"proteinPerPoundRank":null,"highProtein":false,"lowCalorieFit":false,"proteinAtLeast15":false},{"slug":"35-day-aged-ribeye","name":"35 Day Aged Ribeye","section":"Mains","category":"main","kcal":416,"priced":true,"priceVaries":false,"hasSugar":false,"hasFibre":false,"hasSalt":false,"hasSaturates":false,"tier":"calorie_confirmed","dietary":{"halal":false,"vegan":false,"vegetarian":false,"pescatarian":false,"glutenFree":true,"dairyFree":true},"isAddon":false,"isKids":false,"isSharing":false,"description":null,"tip":"Fact: 33g protein at 325 kcal makes this one of the best protein-per-calorie steaks on the menu.","sourceUrl":null,"mainsCount":3,"kcalRank":2,"proteinRank":2,"proteinRankAll":2,"proteinPer100kcalRank":2,"proteinPerPoundRank":3,"highProtein":true,"lowCalorieFit":true,"proteinAtLeast15":true},{"slug":"flat-iron-steak","name":"Flat Iron Steak","section":"Mains","category":"main","kcal":325,"priced":true,"priceVaries":false,"hasSugar":false,"hasFibre":false,"hasSalt":false,"hasSaturates":false,"tier":"calorie_confirmed","dietary":{"halal":false,"vegan":false,"vegetarian":false,"pescatarian":false,"glutenFree":true,"dairyFree":true},"isAddon":false,"isKids":false,"isSharing":false,"description":null,"tip":null,"sourceUrl":null,"mainsCount":3,"kcalRank":1,"proteinRank":3,"proteinRankAll":4,"proteinPer100kcalRank":1,"proteinPerPoundRank":2,"highProtein":false,"lowCalorieFit":true,"proteinAtLeast15":true},{"slug":"smashed-onion-double-cheeseburger","name":"Smashed Onion Double Cheeseburger","section":"Mains","category":"main","kcal":796,"priced":true,"priceVaries":false,"hasSugar":false,"hasFibre":false,"hasSalt":false,"hasSaturates":false,"tier":"calorie_confirmed","dietary":{"halal":false,"vegan":false,"vegetarian":false,"pescatarian":null,"glutenFree":false,"dairyFree":false},"isAddon":false,"isKids":false,"isSharing":false,"description":"Flat Iron Herd beef","tip":null,"sourceUrl":null,"mainsCount":3,"kcalRank":3,"proteinRank":1,"proteinRankAll":1,"proteinPer100kcalRank":3,"proteinPerPoundRank":1,"highProtein":true,"lowCalorieFit":false,"proteinAtLeast15":true},{"slug":"bearnaise-sauce","name":"Bearnaise Sauce","section":"Other","category":null,"kcal":195,"priced":true,"priceVaries":false,"hasSugar":false,"hasFibre":false,"hasSalt":false,"hasSaturates":false,"tier":"calorie_confirmed","dietary":{"halal":false,"vegan":false,"vegetarian":false,"pescatarian":null,"glutenFree":false,"dairyFree":false},"isAddon":true,"isKids":false,"isSharing":false,"description":null,"tip":null,"sourceUrl":null,"mainsCount":null,"kcalRank":null,"proteinRank":null,"proteinRankAll":null,"proteinPer100kcalRank":null,"proteinPerPoundRank":null,"highProtein":false,"lowCalorieFit":false,"proteinAtLeast15":false},{"slug":"homemade-smoked-chilli-mayo","name":"Homemade Smoked Chilli Mayo","section":"Other","category":null,"kcal":210,"priced":true,"priceVaries":false,"hasSugar":false,"hasFibre":false,"hasSalt":false,"hasSaturates":false,"tier":"calorie_confirmed","dietary":{"halal":false,"vegan":false,"vegetarian":true,"pescatarian":true,"glutenFree":true,"dairyFree":false},"isAddon":true,"isKids":false,"isSharing":false,"description":null,"tip":null,"sourceUrl":null,"mainsCount":null,"kcalRank":null,"proteinRank":null,"proteinRankAll":null,"proteinPer100kcalRank":null,"proteinPerPoundRank":null,"highProtein":false,"lowCalorieFit":false,"proteinAtLeast15":false},{"slug":"peppercorn-sauce","name":"Peppercorn Sauce","section":"Other","category":null,"kcal":55,"priced":true,"priceVaries":false,"hasSugar":false,"hasFibre":false,"hasSalt":false,"hasSaturates":false,"tier":"calorie_confirmed","dietary":{"halal":false,"vegan":false,"vegetarian":true,"pescatarian":true,"glutenFree":true,"dairyFree":false},"isAddon":true,"isKids":false,"isSharing":false,"description":null,"tip":null,"sourceUrl":null,"mainsCount":null,"kcalRank":null,"proteinRank":null,"proteinRankAll":null,"proteinPer100kcalRank":null,"proteinPerPoundRank":null,"highProtein":false,"lowCalorieFit":false,"proteinAtLeast15":false},{"slug":"wild-mushroom-sauce","name":"Wild Mushroom Sauce","section":"Other","category":null,"kcal":55,"priced":true,"priceVaries":false,"hasSugar":false,"hasFibre":false,"hasSalt":false,"hasSaturates":false,"tier":"calorie_confirmed","dietary":{"halal":false,"vegan":false,"vegetarian":true,"pescatarian":true,"glutenFree":true,"dairyFree":false},"isAddon":true,"isKids":false,"isSharing":false,"description":null,"tip":null,"sourceUrl":null,"mainsCount":null,"kcalRank":null,"proteinRank":null,"proteinRankAll":null,"proteinPer100kcalRank":null,"proteinPerPoundRank":null,"highProtein":false,"lowCalorieFit":false,"proteinAtLeast15":false},{"slug":"creamed-spinach","name":"Creamed Spinach","section":"Sides","category":"side","kcal":425,"priced":true,"priceVaries":false,"hasSugar":false,"hasFibre":false,"hasSalt":false,"hasSaturates":false,"tier":"calorie_confirmed","dietary":{"halal":false,"vegan":false,"vegetarian":true,"pescatarian":true,"glutenFree":false,"dairyFree":false},"isAddon":false,"isKids":false,"isSharing":false,"description":null,"tip":null,"sourceUrl":null,"mainsCount":null,"kcalRank":null,"proteinRank":null,"proteinRankAll":6,"proteinPer100kcalRank":null,"proteinPerPoundRank":null,"highProtein":false,"lowCalorieFit":false,"proteinAtLeast15":false},{"slug":"crispy-bone-marrow-garlic-mash","name":"Crispy Bone Marrow Garlic Mash","section":"Sides","category":"side","kcal":543,"priced":true,"priceVaries":false,"hasSugar":false,"hasFibre":false,"hasSalt":false,"hasSaturates":false,"tier":"calorie_confirmed","dietary":{"halal":false,"vegan":false,"vegetarian":false,"pescatarian":false,"glutenFree":false,"dairyFree":false},"isAddon":false,"isKids":false,"isSharing":false,"description":null,"tip":null,"sourceUrl":null,"mainsCount":null,"kcalRank":null,"proteinRank":null,"proteinRankAll":3,"proteinPer100kcalRank":null,"proteinPerPoundRank":null,"highProtein":false,"lowCalorieFit":false,"proteinAtLeast15":false},{"slug":"green-salad","name":"Green Salad","section":"Sides","category":"side","kcal":210,"priced":true,"priceVaries":false,"hasSugar":false,"hasFibre":false,"hasSalt":false,"hasSaturates":false,"tier":"calorie_confirmed","dietary":{"halal":false,"vegan":true,"vegetarian":true,"pescatarian":true,"glutenFree":false,"dairyFree":true},"isAddon":false,"isKids":false,"isSharing":false,"description":null,"tip":null,"sourceUrl":null,"mainsCount":null,"kcalRank":null,"proteinRank":null,"proteinRankAll":8,"proteinPer100kcalRank":null,"proteinPerPoundRank":null,"highProtein":false,"lowCalorieFit":false,"proteinAtLeast15":false},{"slug":"homemade-beef-dripping-chips","name":"Homemade Beef Dripping Chips","section":"Sides","category":"side","kcal":490,"priced":true,"priceVaries":false,"hasSugar":false,"hasFibre":false,"hasSalt":false,"hasSaturates":false,"tier":"calorie_confirmed","dietary":{"halal":false,"vegan":false,"vegetarian":false,"pescatarian":null,"glutenFree":false,"dairyFree":false},"isAddon":false,"isKids":false,"isSharing":false,"description":null,"tip":null,"sourceUrl":null,"mainsCount":null,"kcalRank":null,"proteinRank":null,"proteinRankAll":9,"proteinPer100kcalRank":null,"proteinPerPoundRank":null,"highProtein":false,"lowCalorieFit":false,"proteinAtLeast15":false},{"slug":"roast-aubergine","name":"Roast Aubergine","section":"Sides","category":"side","kcal":420,"priced":true,"priceVaries":false,"hasSugar":false,"hasFibre":false,"hasSalt":false,"hasSaturates":false,"tier":"calorie_confirmed","dietary":{"halal":false,"vegan":false,"vegetarian":true,"pescatarian":true,"glutenFree":true,"dairyFree":false},"isAddon":false,"isKids":false,"isSharing":false,"description":"Tomato, basil, mozzarella. Available as a main for £9","tip":null,"sourceUrl":null,"mainsCount":null,"kcalRank":null,"proteinRank":null,"proteinRankAll":5,"proteinPer100kcalRank":null,"proteinPerPoundRank":null,"highProtein":false,"lowCalorieFit":false,"proteinAtLeast15":false},{"slug":"truffled-macaroni-cheese","name":"Truffled Macaroni Cheese","section":"Sides","category":"side","kcal":525,"priced":true,"priceVaries":false,"hasSugar":false,"hasFibre":false,"hasSalt":false,"hasSaturates":false,"tier":"calorie_confirmed","dietary":{"halal":false,"vegan":false,"vegetarian":true,"pescatarian":true,"glutenFree":false,"dairyFree":false},"isAddon":false,"isKids":false,"isSharing":false,"description":null,"tip":null,"sourceUrl":null,"mainsCount":null,"kcalRank":null,"proteinRank":null,"proteinRankAll":7,"proteinPer100kcalRank":null,"proteinPerPoundRank":null,"highProtein":false,"lowCalorieFit":false,"proteinAtLeast15":false}],"deals":[]}