Heat olive oil in a large, heavy skillet over high heat. Add onions: stir-fry for two minutes. Reduce heat to medium-low; cook, stirring often, until soft and starting to caramelize, about l Sminutes. Stir in barbecue sauce; cook 1 minute. Remove from heat. Cover; keep warm.
Meanwhile, prepare a grill or grill pan for medium-high heat. Lightly mix turkey, milk, parsley, paprika, salt and pepper in a large bowl; form into four patties. Grill until just cooked through, turning once, about eight minutes. Place on Kaiser Bottoms; top each with onions and Kaiser tops.
(By Carol Mighton Haddi, Chicago Tribune)