Sausage and Chicken Puff Pastry Shells

Ingredients (16)

• + 1 tablespoon unsalted butter add to pantry
• + ½ cup chopped baby bella mushrooms add to pantry
• + 2 (10 ounce) packages Pepperidge Farm Patty Shells-Puff Pastry add to pantry
• + 1 cup chopped carrots add to pantry
• + 1 cup chopped celery add to pantry
• + 1 cup chopped sweet onion add to pantry
• + ½ cup vegetable oil, divided add to pantry
• + 1 (16 ounce) package Jimmy Dean® Premium Pork Regular Sausage add to pantry
• ✓ 6 tablespoons all-purpose flour
• + 3 ½ cups milk add to pantry
• + 1 ½ teaspoons garlic salt, or more to taste add to pantry
• ✓ 1 teaspoon onion powder
• + 1 teaspoon garlic powder add to pantry
• ✓ ¼ teaspoon ground black pepper
• + ½ teaspoon poultry seasoning add to pantry
• + 2 cups shredded cooked chicken add to pantry