Slow Cooker Spicy Green Tomato Creole Stew

Ingredients

• 12 ounces andouille sausage, sliced 1/4 inch thick
• 4 large green heirloom tomatoes, diced (about 2 pounds)
• 2 stalks celery, diced
• 1 medium green bell pepper, diced
• 1 medium yellow onion, diced
• 1 bunch scallions, chopped, white and green parts separated
• 2 tablespoons tomato paste
• 2 tablespoons all-purpose flour
• 1/2 teaspoon granulated garlic
• 1/4 teaspoon cayenne pepper
• 1 1/4 teaspoon Kosher salt, divided
• 3/4 teaspoon black pepper, divided
• 1 bay leaf
• 1/2 teaspoon Cajun seasoning
• 8 ounces peeled and deveined medium shrimp, tails removed
• Cooked rice, for serving
• Reynolds® Slow Cooker Liners