# Lion's Mane Mushroom Steak Sandwich with Quick Pickled Red Onion

A vegan sandwich featuring lion's mane mushroom as a meaty steak alternative, quick pickled red onions, and a homemade mustard mayo.

- Cuisine: American
- Category: Drink
- Language: en

## Ingredients

- lion's mane mushroom
- beetroot juice
- soy sauce
- herbs and spices
- 0.5 cup apple cider vinegar
- 1 teaspoon salt
- 1 tablespoon sugar
- 1 handful peppercorns
- 0.5 cup boiling water
- homemade mayo
- whole grain mustard
- parsley
- fresh rocket
- crispy onions

## Instructions

1. Prepare a marinade using beetroot juice, soy sauce, and a few other herbs and spices.
2. Fry the lion's mane mushrooms to get some color.
3. Once the mushrooms are nice and flat, cover them in the marinade and let them absorb the flavors.
4. For the quick pickled red onion, combine 0.5 cup of apple cider vinegar, 1 teaspoon salt, 1 tablespoon sugar, a handful of peppercorns, and 0.5 cup of boiling water.
5. Stir the pickling liquid, pour it over sliced red onion, and smush to submerge.
6. Prepare a homemade mayo with whole grain mustard and parsley.
7. After the mushrooms are marinated, fry them one more time.
8. Cut the fried mushrooms into strips.
9. Load up the sandwich with mustard mayo, fresh rocket, mushroom steak chunks, pickled onions, fresh parsley, and crispy onions.

## Equipment

- frying pan

## Tips

- Lion's mane mushrooms have a neutral taste, so they absorb flavors well from marinades.
- Frying the mushroom first helps achieve a steak-like color and texture.

## Source

- Original video: https://vt.tiktok.com/ZSmCx6hWY/
- Recipe page: https://www.cliprecipe.com/recipe/c7f28227-7a18-481a-b3b5-6c7f19402b75
- Extracted: 2026-02-23

Extracted from the video by Clip Recipe (https://www.cliprecipe.com). Quantities and steps are as stated or shown in the video. Site guide for agents: https://www.cliprecipe.com/llms.txt