Beef Stroganoff

1 pound sirloin steak, cut into bite size strips 1 onion, chopped 1 1/2 tablespoons all-purpose flour 3/4 teaspoon salt 1/4 teaspoon paprika 1/8 teaspoon[...]

3 tablespoons butter 1 (8 ounce) package sliced mushrooms 1 large onion, diced 4 cloves garlic, diced salt and ground black pepper to taste 1 1/2 pounds beef[...]