1 pound Lean Beef, cubed
1/4 cup Oat Flour
1/2 teaspoon Salt
1/8 teaspoon Pepper
2 tablespoons Butter
1 teaspoon Dry Mustard
1 tablespoon Worcestershire
3 tablespoona Catsup
3 tablespoons Lemon Juice
1 cup Sour Cream
Roll cubes of beef in flour and seasonings. Brown in fat. Add remaining ingredients except for one-half cup sour cream. Cover skillet with tight lid and simmer for 25 minutes. Remove lid, add remaining sour cream.