1 lb. ground beef
1/4 c. onion, chopped
2 tbsp. Worcestershire sauce
1 tsp. garlic powder
8 oz. sour cream
1 pkg. English muffins
grated cheddar cheese

Brown ground beef and onion together, drain. Add sour cream, chopped onion, Worcestershire sauce and garlic powder. Simmer on low heat for about 10 minutes. Spoon mixture onto English muffin halves, sprinkle with cheddar cheese and broil until cheese melts.