A homemade chunky mushroom gravy brings fresh flavor to this green bean casserole, which is a whole-food, plant-based take on the classic holiday dish. Ingredients Casserole 1 medium yellow onion, thinly sliced 1 tablespoon ground flaxseed 2 pinches sea salt 2 pinches black pepper 24 ounces fresh green beans, trimmed and cut into bite-size pieces (8 cups) … [Read more...]