French Onion Ground Beef and Rice Casserole
Ingredients:
1 lb ground beef
1 medium onion, chopped
2 cups cooked rice (white or brown)
1 can (10.5 oz) French onion soup
1 cup shredded cheddar cheese
½ cup sour cream (plus an additional ½ cup for the optional topping)
½ tsp garlic powder
¼ tsp black pepper