"Create a gluten-free, dairy-free Philly Cheesesteak Pasties recipe for 3 servings household size, using imperial units, beginner-friendly, quick and easy (15-30 min active time if possible), minimal processing, moderate budget, and low-inflammation friendly. Avoid gluten, dairy, nuts, shellfish, and corn. Include shaved steak, mushrooms, celery, and a dairy-free provolone-style cheese if appropriate. Provide clear ingredients, steps, and optional sauce suggestions if they fit the request."