top round steak, 2" cubes
Brown steak in butter in a heavy dutch oven.
Combine flour and sherry, stirring until well blended; stir into dutch oven.
Cook bacon until crisp; drain, reserving drippings.
Crumble bacon, and add to steak.
Saute onions in bacon drippings until tender; remove with a slotted spoon, and add to steak.
Saute mushrooms in remaining bacon drippings; drain well, and set aside.
Add remaining ingredients, except mushrooms, to steak; cover and simmer over low heat 1 1/2 hours or until steak is fork tender.
Add mushrooms; cover and simmer an additional 30 minutes.