Transfer crab meat to small bowl and add chopped onions, mayonnaise, greek yogurt, dijon mustard, 3 tablespoons of panko, dill, and salt. Mix ingredients together gently, do not over mix.
Take crab mixture and form 2½ inch patties. Do not press hard when forming the patty, it can crack and cause it to disintegrate during cooking process).
Place panko on a plate and lightly pat each crab cake with panko crumbs. Make sure patties are covered evenly on all sides with panko.
Heat large skillet over medium heat and add olive oil. Once olive oil starts to sizzle, place crab cakes in the skillet. Cook crab cakes for 3-4 minutes on each side or until golden brown.
Serve crab cakes warm with lemon wedges and or remoulade sauce.