Feta-Stuffed Hamburgers

Ingredients:
1 lb lean ground beef
1/2 tsp Worcestershire sauce
1 tsp dried parsley
salt and pepper to taste
1 cup crumbled feta cheese

Directions:
1. preheat outdoor grill to med heat, lightly oil grate.
2. knead together ground beef, worcestershire sauce, parsley, salt and pepper in a bowl. form mixture into 8 equal-sized balls; flatten to make thin patties. place about 1/4 cup of feta cheese onto each of four patties. make "patty sandwiches" (patty+feta+patty); press edges together to seal.
3. cook on preheated grill, 7-8 minutes per side for well done.