Welcome to Mostaza Lab: Home of Gourmet Mustards​

At Mostaza Lab, we specialize in crafting a diverse range of artisan mustards. Our unique flavors, such as Blueberry Mustard, El Fuego Honey Mustard, and Rioja Mustard, are inspired by the rich culinary traditions of Rojales, Alicante. Whether you're a fan of classic Honey Mustard or seeking the bold taste of our Inferno Grain Mustard, we have something to tantalize your palate. 

Crafting the Finest Artisan Mustard

Mostaza Lab - The Artisan Mustard Makers

We believe in crafting the best mustard using only the finest ingredients. No artificial preservatives—just pure, bold mustard flavours straight from nature.

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100% Natural Ingredients

No preservatives, just pure, bold flavours.

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Handmade in Spain

Crafted in small batches using traditional methods.

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Bold & Unique Flavours

Mustard like you’ve never tasted before!

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Sustainable Packaging

Recyclable and eco-conscious packaging.