If using, cook Dr. Praeger’s California Veggie Burger according to package directions.
Toast the bread. Spread hummus onto each slice, then lightly mash the avocado into it.
Layer the hummus-avocado base with cucumber, tomato, microgreens and optional proteins, if using.
Lightly drizzle the sandwich with olive oil or your favorite vinaigrette, sea salt, and black pepper. Cover with the remaining bread slice.