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Restaurant

Viscosity

11 B/25 Connor St, Fortitude Valley QLD 4006, Australia

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Find Viscosity

11 B/25 Connor St, Fortitude Valley QLD 4006, Australia

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+61 7 3257 1903
HoursMonday: Closed Tuesday: Closed Wednesday: Closed Thursday: 8:00 – 11:00 PM Friday: 6:00 PM – 12:00 AM Saturday: 6:00 PM – 12:00 AM Sunday: Closed

*Opening hours may differ during holidays.

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About Viscosity

Molecular mixology runs wild at Viscosity, turning a Fortitude Valley lounge into an illuminated laboratory of liquid spectacle. Regulars drop in early to claim seats around the glowing bar tops before the weekend queues pack out the door. The syllabus is pure sensory play—science flasks billowing cold vapor, neon shooters, and flavor profiles built around childhood nostalgia. Concoctions mimic sour lollies and Skittles without harsh alcoholic heat, while crowd favorites like the Pop Rocket and the Blueberry Cheesecake elixir drink like liquid confections. Between rounds of spiked Nutella frozen treats and tiered shooter samplers, the room stays electric with retro video games and sci-fi tavern energy.

  • Molecular Mixology: Shots and cocktails arrive in science flasks and novelty vessels, using rapid freezing and vivid lighting for dramatic presentation.
  • Neon-Lit Vibe: Illuminated bar tops and booth seating create an upbeat pre-drinks hub right off Connor Street.
  • Signature Creations: Crowd favorites include the Pop Rocket, Blueberry Cheesecake cocktail, and boozy liquid-nitrogen ice creams.
RestaurantCocktailBar

What's On at Viscosity

Upcoming events, special menus and other reasons to plan a visit.

No events or specials listed right now.

Why Visit Viscosity

Why patrons visit Viscosity for interactive science-inspired drinks and dessert confectionery cocktails

  • Theatrical Drink Preparation

    Bartenders prepare extravagant drinks with theatrical techniques, liquid nitrogen, and animated screens displaying the build process.

    Watching them make the drinks was awesome.

    J Skene

  • Science-Flask and Novelty Glassware

    Novelty presentation features lighted bar counters, science flasks, and playful vessels that replace conventional glassware.

    Look at the science flask or donkey Kong wooden barrel or lightsabers.

    Anson Wing

  • High-Energy Milestone Celebrations

    The energetic atmosphere and interactive drink concepts make it a prime launchpad for birthdays and group nights out.

    Great for date night or for a group occassion.

    Maddy Hansen

  • Social Pre-Drinks Gathering Spot

    The bar serves as an entertaining meeting place for pre-drinks and casual gatherings before hitting Fortitude Valley.

    Fancy lil place for pre drinks

    kelvin Edosa

  • Nostalgic Confectionery Profiles

    Flavor profiles focus on nostalgic sweets like Skittles and Nerds rather than sharp or spirit-forward alcohol burn.

    flavours that evoke nostalgia such as Skittles, Nerds

    J Mell

  • Palatable Dessert Cocktails

    Dessert-inspired cocktails and customizable sweet or sour notes make alcoholic beverages enjoyable for guests who dislike ethanol bite.

    I normally hate the taste of alcohol but enjoyed every single drink I had here.

    Tameka Lucker

Theatrical molecular cocktails and sweet dessert-inspired concoctions

  • Pop Rocket

    The Pop Rocket is my favourite cocktail here

    Sharon Elford

  • Blueberry cheesecake cocktail

    The blueberry cheesecake cocktail was delicious.

    Bek

  • Nutella espresso Martini

    I really liked the Nutella espresso Martini.

    Nate Martin

  • Super slurpee

    We ordered the Super slurpee and watermelon cocktails. Watching them make the drinks was awesome. They also tasted amazing!

    J Skene

Beyond the menu

Distinctive hospitality gestures and interactive science-cocktail details at Viscosity.

  • Complimentary Milestone Birthday Cocktail

    Guests celebrating their 18th birthday receive a complimentary cocktail from the team to mark the milestone.

  • Customized Sour Flavor Profiles

    Bartenders actively customize cocktail tartness on request, including tailoring orders to be extra sour.

  • Sub-Zero Cryogenic Cocktail Prep

    Drinks like the Nutella espresso Martini use dry ice or liquid nitrogen to freeze portions of the cocktail into an ice cream treat at the bottom of the glass.

  • Retro Console Gaming & Animated Prep Displays

    Patrons can play retro Mario Kart while enjoying their drinks and watching animated cocktail preparation screens.

Frequently Asked Questions

Do I need to arrive early to get a table or seat?

Viscosity tends to have plenty of seating right at opening, but space fills up quickly and standing room predominates during peak hours (around 8:00 PM to 10:00 PM). Arriving early is recommended if you want to secure a table, and bookings are not accepted.

What is the entry and ID check process like?

Expect ID scanning and a photo taken at the door upon entry, which can lead to lines forming during peak arrival times.

What style of cocktails and flavor profiles should I expect?

Drinks feature creative presentation with flasks, lightsabers, or dry ice effects, leaning heavily into sweet, sour, and dessert-like flavor profiles such as Nutella or confectionery without harsh alcohol burn. Bartenders are happy to talk you through the menu, offer recommendations, or adjust drinks if you prefer them extra sour.

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