Bake bacon on slotted broiler pan until crisp 15 to 20 minutes.
Combine meat with paprika, poultry seasoning, grill seasoning, parsley and shallots. Mix well and form into 4 (1/2 pound) patties. Heat the extra-virgin olive oil in a large skillet over medium to medium-high heat. Cook meat patties 14 to 15 minutes, turning once.
Mix buttermilk with the sour cream, garlic, lemon juice, hot sauce, chives, dill, salt and pepper, to taste.
Split and toast rolls. Place burgers on bun bottoms and top with 2 slices bacon, lettuce, season tomatoes and set in place, arrange avocado on top of tomatoes. Top bun tops with buttermilk dressing and set in place.