Inspired by Smokey
Preheat oven to 425°F.
Cut chicken breasts into 1-inch to 11⁄2-inch pieces.
Arrange chicken and pineapple in single layer on baking sheet with sides.
Roast 15 minutes, remove chicken and continue roasting pineapple for another 4 to 5 minutes or until caramelized.
Heat vegetable oil in medium saucepan.
Add hot sauce and white wine vinegar, whisking to blend.
Stir chicken and celery hearts into hot-sauce mixture.
Arrange lettuce leaves on serving platter and fill each leaf with several pieces of chicken, celery hearts, pineapple and green onions.
Sprinkle blue cheese evenly over leaves.
Arrange celery and carrots sticks in the center of platter and serve.