To prepare the glaze, combine red miso paste, white rice vinegar, brown sugar, and soy sauce in the bowl.
Coat the salmon filets with miso glaze and place them in your fridge for up to an hour.
Add a pinch of salt to a pot of water and bring to a boil. Blanch the snow peas for ten minutes.
Cool the snow peas by placing them in an ice bath.
Preheat the oven to 350 degrees and line a baking tray with foil. Don’t forget to grease the foil using oil.
Roast the coated salmon for fifteen minutes.
Combine the shallots and butter in a pot and cook for ten minutes on low-medium heat.
Add the dry sake and stir well.
Pour the sake butter on top of the roasted salmon.
Serve with cooked rice and steamed snow peas.