Heavenly Hell Cocaine Cowboy All Purpose Rub with a buttery seared ribeye roast and mushrooms on dark slate
Heavenly Hell COCAINE COWBOY

Dangerously good on everything

Heavenly Hell's Pitmaster Series championship all-purpose rub, garlic, butter and mushroom loaded into a savoury shaker for beef, chicken and pork.

Garlic butter rub for beef, chicken and pork.

Heavenly Hell Cocaine Cowboy All Purpose Rub 150g shaker
Seared steak with charred whole mushrooms and roasted garlic in a cast-iron pan over coals lifestyle photo

Umami-RichSeared steak, charred mushrooms and roasted garlic, savoury and glossy in the pan.

Mushroom

Mushroom-deep, never one-note.

Mushroom earns its place on a barbecue shelf for one reason: glutamates. Dried and powdered — porcini, shiitake, button — mushrooms concentrate the same savoury compound found in aged parmesan and cured meat, which is why cooks have used mushroom powder as a shortcut to umami depth for decades, long before umami was a marketing word. It's the fifth taste, not a flavour add-on, and a pinch does more heavy lifting than a fistful of most other seasonings.

That's why it turns up mostly inside all-purpose rubs and finishing salts rather than as its own standalone spice — built to round out a blend, not headline one. On the grill it earns its keep on steak, chicken, roast veg and potatoes, anywhere you want extra savoury weight without reaching for more salt.

A handful of real products on our shelf lean on mushroom right now. Start with Falksalt's Wild Mushroom Sea Salt Flakes — pyramid-cut sea salt flecked with crushed porcini, a genuine finishing salt built entirely around the flavour. Emus Rub's Emu-Mami Rub is loaded with mushroom for a rich, earthy umami hit on any protein or veg. Butchers Axe's Woodlands Garlic Seasoning and Heavenly Hell's Cocaine Cowboy All Purpose Rub are both garlic-led all-rounders that lean on mushroom powder to do the real umami work underneath.

The differentiator is format, not gimmick — a finishing salt for the last shake and shaker rubs for before the heat, covering both ends of the cook. Mushroom-deep, never one-note.

Explore more: our umami and savoury collections.

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