01 - Toast the bread slices in a toaster or under a broiler until golden and crisp.
02 - In a small bowl, mash the avocado with lemon juice, salt, and pepper using a fork or potato masher until mostly smooth with some remaining texture.
03 - Evenly spread the mashed avocado over each slice of toasted bread.
04 - Arrange the smoked salmon slices over the avocado-covered toast.
05 - Sprinkle with dill or chives. Add red pepper flakes and capers if using.
06 - Serve immediately, garnished with lemon wedges.