Slice oyster mushroom stalks into 1/2-inch discs, then slice each disk into shrimp shapes.
Mix together the almond or soy milk, flour, and salt in a bowl. In a separate bowl, mix together the panko breadcrumbs and Old Bay seasoning.
Dip each “shrimp” into the flour and milk mixture, then coat in the breadcrumb mixture.
Heat oil in a pan over medium-high heat.
Fry each vegan shrimp for about 2 minutes per side.
Make the vegan sriracha mayo by adding all ingredients to a bowl and mixing until combined, then serve with vegan shrimp. Enjoy!