Preheat the oven to 375 degrees F.
Place the shells on a baking sheet and bake until golden brown and crisp, about 3 to 5 minutes.† Remove the shells from the oven.
In a large skillet, heat 1 tablespoon of the oil over medium-high heat. Season the chicken with the Essence and cook, stirring, for 2 minutes. Add the sausage and cook, stirring, for 2 minutes.
Add the onions, salt, and cayenne and cook until the onions are very soft, about 5 minutes. Add the garlic and cook, stirring, for 30 seconds. Add the water, 1/2 cup of the barbecue sauce, the parsley, and cheese. Simmer for 1 minute. Remove from the heat and add the bread crumbs. Mix well. Let cool. Fill the shells with meat mixture. Top with the feta cheese. Garnish with chives and extra BBQ sauce.
Yield: 30 bites