Vegetarian Mushroom-Walnut Meatloaf

By Rachel Wolkofsky Pollack

4.24 / 5

45min

1h

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1 tablespoon olive oil
12 ounces crimini mushrooms chopped
1 small red onion finely diced
1 red bell pepper seeded and diced
1 tablespoon ground sage
1 ¼ cups cooked brown rice
½ cup walnuts finely chopped
1 envelope onion soup mix
1 cup oat bran
1 cup wheat germ
2 egg whites lightly beaten
1 teaspoon Worcestershire sauce
2 teaspoons prepared mustard