French Onion Mac and Cheese - Better Than Bouillon

Ingredients

• 12 oz macaroni
• .25 cup butter
• .25 cup bread crumbs
• .5 cup grated Parmesan cheese, divided
• 3 onions, thinly sliced into rings
• 1 tbsp finely chopped fresh thyme
• 1 tbsp all-purpose flour
• 2 tbsp Better Than Bouillon Sautéed Onion Base
• 2 tbsp Dijon mustard
• 8 oz cream cheese, cubed
• 1 cup sour cream
• 1.5 cups shredded Gruyère cheese
• .5 cup prepared crispy onions topper