In a medium bowl, whisk together all Alabama white BBQ sauce ingredients until smooth. Taste and adjust seasoning as needed.
Warm the chicken tenders until they are hot and crispy.
Split the hoagie rolls and toast them with butter until they are golden and crisp. Set them aside.
On a large cutting board, layer the chopped romaine lettuce, dill pickles, sliced red onion, and warm chicken tenders.
Chop everything together until a chopped-salad texture forms.
Drizzle the BBQ sauce over the mixture and chop and fold until everything is creamy and well coated.
Generously stuff the chopped mixture into the toasted hoagie rolls.
Add an extra drizzle of BBQ sauce on top and serve immediately.