How to Make Crockpot Whole Chicken - Sweet and Savory Meals

🍓INGREDIENTS🍓:
Chicken:

4 to 5- pounds whole chicken

Vegetables:

3 celery ribs (cut into 2-inch pieces)
2 carrots (peeled and cut into 1-inch pieces)
1 onion (peeled and cut into wedges)
8 ounces red potatoes (cut into 1-inch pieces)
4 garlic cloves (peeled and smashed)
4 sprigs fresh rosemary
4 sprigs fresh thyme

Stuffing:

4 garlic cloves (peeled and smashed)
6 sprigs fresh rosemary
1 lemon (quartered)

Seasoning Paste:

2 teaspoons kosher salt (plus more)
1 ½ teaspoon smoked paprika
1 teaspoon Italian seasoning herbs
1/2 teaspoon black pepper (plus more)
1/2 teaspoon dried thyme (or 1 teaspoon chopped fresh)
4 teaspoons olive oil (plus more for brushing)

Gravy:

2 tablespoons unsalted butter
2 tablespoons all-purpose flour