Blend ground beef with onion, parsley, 1 teaspoon salt, and nutmeg. In another container, mix flour and remaining salt. Gradually beat in milk. Beat in eggs. Melt butter in a 1 1/2 quart baking dish. Pour half batter into baking dish; spoon on meat mixture and top with remaining batter. Bake for 35 minutes or until brown around the edges.