Expand image📰00Read later0Read MorePhilly CheesesteaksSerious Eats | Recipes, Food Science, & Expert Cooking Tips·Leah Colins·about 12 hours ago#Pe2x7N4W#seriouseats#science#tender#marbled#steak+4 more🧰Tag tools✨Add tagReading 0:0015s thresholdBookmarkTender, well-marbled steak, sautéed onions, and melty provolone cheese served in a soft but sturdy hoagie roll define this classic Philly sandwich. Expand ContentAnonymous readers can preview up to 1024 characters here. Log in to unlock the full article once ingest succeeds.