- 1 (15-ounce) can of kidney beans, rinsed and drained
- 1 teaspoon dried minced onion
- 1/4 teaspoon garlic powder
- 3/4 teaspoon sea salt
- 1/2 teaspoon freshly ground black pepper
- 3 tablespoons vegan Worcestershire sauce (or soy sauce)
- 2 tablespoons freshly squeezed lemon juice
- 1 tablespoon brown rice syrup (or 3/4 tablespoons maple syrup)
- 1/2 cup rolled oats
- 1/2 cup unbleached flour or cornmeal
- 1 to 2 tablespoons neutral-tasting oil
- 4 to 6 vegan buns, split
- 4 to 6 (4-inch square) pieces of romaine lettuce
- 4 to 6 slices of tomato
- Choice of ketchup, mustard, pickle relish, barbecue sauce, or other toppings