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MAST Brooklyn

Pioneering bean-to-bar chocolate factory in Williamsburg now permanently closed.

★★★★★4.3 (246)

MAST Brooklyn was an artisanal bean-to-bar chocolate factory and retail shop located in Williamsburg, Brooklyn. Founded by brothers Rick and Michael Mast, the facility combined chocolate production, a showroom, and a tasting experience where visitors could sample single-origin and blended chocolate bars crafted from cacao sourced from small family farms worldwide. The shop is now permanently closed.

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A brief summary to MAST Brooklyn

Opening times, essentials, and a few local tips gathered into one calmer, easier-to-scan planning section.

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111 N 3rd St, Brooklyn, Williamsburg, New York, 11249, US
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Luxury
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Indoor
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Mobile reception: 5 out of 5
Eve
From Eve

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Hi, I'm Eve. Here are a few practical things to know before exploring MAST Brooklyn.

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This location is now permanently closed and no longer operates. Historical visits are no longer possible.
When operational, the chocolate bars were premium-priced at approximately $8-9 per bar, reflecting the high-quality single-origin cacao and artisanal production methods.
The chocolate produced here featured predominantly dark formulations (60%+ cacao), so visitors preferring sweeter chocolate may have found the offerings too bitter.
Factory tours when available were offered hourly for approximately $10 per person and included comprehensive tastings through each production stage.

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About MAST Brooklyn

MAst Brooklyn was a pioneering bean-to-bar chocolate maker that operated in the heart of Williamsburg, Brooklyn. Founded by brothers Rick and Michael Mast, the operation represented a commitment to artisanal chocolate craftsmanship, handcrafting each bar from cacao sourced directly from small family-run farms in Ecuador, Venezuela, Madagascar, and other origins. The facility functioned as a working factory, shipping department, and retail showroom combined under one roof, offering visitors a rare glimpse into small-batch chocolate production.

The Chocolate Experience

Visitors to MAST Brooklyn could observe the chocolate-making process firsthand and participate in hourly factory tours that lasted approximately 30 minutes. These tours guided guests through every stage of chocolate production, from raw cacao seeds to finished bars, with tastings included at each step. The educational component was integral to the experience, helping visitors understand the complexity and craftsmanship involved in premium chocolate production. Staff members were noted for their friendliness and willingness to explain the nuances of different chocolate varieties and their origins.

Product Range and Quality

The chocolate bars produced by MAST featured predominantly dark chocolate formulations, typically containing a minimum of 60% cacao content. The brothers experimented with various flavor profiles and ingredients, including single-origin bars from specific regions and innovative blends incorporating elements like goat's milk, sheep's milk, salt, and olive oil. Each bar was presented in minimalist, high-quality packaging that reflected the brothers' design philosophy. The chocolate was characterized by complex flavor profiles with fruity, spicy, and earthy notes depending on the origin and roast level.

Retail and Sampling

The retail space welcomed walk-in customers with complimentary samples offered upon arrival. The shop displayed a curated selection of chocolate bars and specialty products, creating an inviting atmosphere for chocolate enthusiasts. The space itself was noted for its clean, welcoming aesthetic and beautiful presentation. Beyond chocolate bars, the location offered hot chocolate and other chocolate-based beverages, though these were not extensively documented in visitor accounts.

Location and Accessibility

Situated at 111 North 3rd Street in Williamsburg, Brooklyn, MAST was easily accessible to visitors exploring the neighborhood's artisanal food scene. The location benefited from its position in a vibrant, creative community known for craft food production. The shop's proximity to other specialty food retailers made it a natural stop for culinary tourism.

Current Status

MAst Brooklyn has permanently closed. The facility no longer operates as a public-facing chocolate factory and retail location, marking the end of an era for this pioneering bean-to-bar chocolate maker in Brooklyn.

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    Getting There

    Subway

    Take the L train to Bedford Avenue station. From there, it is a 5-minute walk north to 111 North 3rd Street in Williamsburg. Note: This location is now permanently closed.

    Walking

    From the heart of Williamsburg, the location is accessible via a pleasant walk through the neighborhood. The address 111 North 3rd Street is near the intersection with Berry Street. Note: This location is now permanently closed.

    Taxi/Rideshare

    Rideshare services can drop you at 111 North 3rd Street, Brooklyn, NY 11249. Parking in Williamsburg can be challenging; public transit or rideshare is recommended. Note: This location is now permanently closed.

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    A brief summary to MAST Brooklyn

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