Easy Chicken Broccoli Alfredo Soup

Ingredients

• 3 cups frozen broccoli
• 3/4 cup parmesan cheese
• 1 1/2 cups refrigerated cheese tortellini
• 3 tbsp unsalted butter, divided
• 1 lb chicken tenders
• 3 tbsp all-purpose flour
• 2 large garlic cloves, grated
• 3 cups warm chicken stock
• 2 cups warm half and half
• 1/8 tsp freshly cracked black pepper
• 1/2 tsp coarse kosher salt