Cromwell’s American Tavern & Taqueria 3858 Kennett Pike New Castle County, Delaware, 19807 Phone: 302-571-0561 Website Restaurant Category: American and Mexican Profile The menu of this local favorite includes Mexican dishes plus other comfort food like Guinness beef stew, crab and corn chowder, burgers and wings. Let this business know you found them on Delaware Today's Online Directories. Locations New Castle County 3858 Kennett Pike New Castle County, Delaware 19807 Claim/Edit Listing