Joe's Special

Even though nobody remembers Joe's last name, this is still an old-time San Francisco favorite. Add mushrooms if you desire.

1 package chopped frozen spinach or
    1/2 pound fresh spinach, chopped
1 medium onion, chopped to taste
1 clove garlic, finely minced
2 tablespoons olive oil
1 pound lean ground beef
Salt and freshly-ground pepper
4 eggs, lightly beaten

Thaw frozen spinach an drain well, or cook fresh spinach an drain well. Set aside.

In a heavy skillet saut