01 -
Bring a large pot of water to a boil with a generous pinch of salt. Cook pasta according to package instructions. Reserve 1/2 cup of pasta water before draining.
02 -
In a small blender or bowl, combine plant-based milk, miso paste, nutritional yeast, soy sauce, oil, and cornstarch. Blend or whisk until smooth.
03 -
Heat a large skillet over medium-high heat. Add mushrooms in a single layer and let brown undisturbed for 3–4 minutes. Flip and brown the other side.
04 -
Add minced garlic and red pepper flakes to the mushrooms with a pinch of salt. Sauté until fragrant, about 1–2 minutes.
05 -
Remove mushrooms from the pan. Deglaze the pan with reserved pasta water, then add the prepared sauce. Simmer until slightly thickened, 2–3 minutes.
06 -
Add drained pasta to the skillet and stir to coat in the sauce. Return cooked mushrooms to the pan and stir to combine.
07 -
Stir in parsley, lemon zest, and lemon juice. Adjust seasoning with salt if needed and serve hot.