Beef and Beer Oven Stew Recipe

Ingredients:

• 2 tablespoons butter or margarine
• 1 cup sliced onion
• 2 pounds lean beef, cut in cubes, 1-inch
• 1 tablespoon flour
• 1 cup beer
• 2 teaspoons vinegar
• 1 teaspoon salt
• 1/2 teaspoon pepper
• 1/2 teaspoon sugar
• 1 bay leaf
• 1/4 teaspoon thyme, crumbled

Preparation: