Swiss Steak - cooking recipe

Ingredients

1 1/2 tsp. salt
1/2 tsp. pepper
2 to 3 Tbsp. flour
2 lb. round steak (1 1/2 inches thick)
1/2 c. vegetable oil
2 medium onions, thinly sliced
3/4 c. boiling water
2 Tbsp. wine vinegar
1 1/2 tsp. prepared mustard
1 bay leaf

Preparation

Combine salt and pepper with flour; pound into steak.
Heat oil; brown steak well on both sides.
Reduce heat; add onions. When just wilted, add liquids and seasonings.
Cover; simmer for 2 hours, or until steak is tender, turning once or twice.
Serve with pan sauce.