HEAT oven to 400ºF.
PLACE fish in parchment-lined pan. Mix barbecue sauce and next 5 ingredients. Stir in 2 Tbsp. lemon juice; brush over fish.
MIX cracker crumbs and zest; sprinkle over fish.
BAKE 20 min. or until fish is golden brown and flakes easily with fork. Drizzle with remaining lemon juice.
serving size = 1/6 recipe (133 g)