Vegan Oyster Sauce – Shiitake Umami Sauce | Brown Koji Boy

Earthy shiitake mushrooms meet subtle sweetness in this thick, umami-packed concentrate. Like soy caramel meets mushroom stock. Drizzle on rice, glaze veggies, or mix into sauces for a complex finish.

Your perfect replacement for Oyster Sauce 

A vegan oyster sauce made with shiitake mushrooms for rich umami, glossy texture and sweet-savoury depth. Built for finishing, stir-frying, marinating and glazing, it brings the rounded intensity of oyster sauce in a completely plant-based form.

Sticky, savoury and deeply moreish.

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Key Features

Plant-Based Oyster Sauce Alternative
All the glossy, savoury depth — no oysters.

Sweet & Umami-Rich
Balanced sweetness with rich mushroom character.

Perfect for Cooking & Finishing
Ideal for stir-fries, noodles, marinades, glazes and drizzling.

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How to Use

• Toss into stir-fries and noodles
• Use in marinades for mushrooms, tofu or vegetables
• Brush onto roasted vegetables for a glaze
• Add to fried rice or pan sauces
• Drizzle lightly over dumplings or rice bowls

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Ingredients: Shiitake Mushrooms, Rice, Rice Culture (Koji), Soy Sauce, Water, Salt     

Product Details:

Fermented in Goa

Weight: 300g per bottle

Shelf Life: Best before 6 months from packaging

Storage: Refrigerate and keep sealed. Contains live cultures.

Care Instructions: ***Please open lid carefully in case of any pressure build up***