Prep Time 15 minutes mins
Cook Time 55 minutes mins
Total Time 1 hour hr 10 minutes mins
1 ½ lbs ground beef
1 packet French onion soup mix
½ cup breadcrumbs
2 eggs
¼ cup milk
1 tbsp Worcestershire sauce
½ tsp garlic powder
½ tsp black pepper
1 large onion, thinly sliced
1 tbsp butter
1 cup shredded mozzarella or Swiss
Optional: more cheese or French-fried onions for topping