- 1 pound fresh spinach, stemmed and washed (6 loosely packed cups), or two 10-ounce boxes frozen spinach, defrosted in a sieve under warm running water
- 1 medium onion (about 6 ounces), peeled and quartered
- 3 cloves garlic, smashed and peeled
- 1½ cups Dried Bread Crumbs
- 2 tablespoons soy sauce, preferably tamari
- Freshly ground black pepper to taste
- 1½ pounds lean ground beef, preferably top round
- If using fresh spinach, place it in a 10-inch quiche dish or pie plate. Cook in microwave, uncovered, at 100% for 5 minutes 30 seconds. Remove from the oven and let stand until cool.
- Coarsely chop the spinach in a food processor, squeeze the excess moisture from the spinach. Transfer to a mixing bowl and reserve.
- Finely chop the onion and garlic in the food processor. Add to the spinach. Add the bread crumbs, soy, pepper and ground beef and mix well.
- Transfer the mixture to a 9 × 5 × 3-inch glass loaf pan, making sure there are no air pockets. Cook, uncovered, at 100% for 14 minutes.
- Remove from the oven. Let stand, covered with a kitchen towel, for 10 minutes before serving.