Makeover Creamy Mac & Cheese

Ingredients

• 1 package (16 ounces) elbow macaroni
• 1/3 cup all-purpose flour
• 1/2 teaspoon garlic powder
• 1/2 teaspoon pepper
• 1/4 teaspoon salt
• 2 cups fat-free half-and-half
• 2 tablespoons butter
• 2 cups fat-free milk
• 3 cups shredded reduced-fat sharp cheddar cheese
• 2 tablespoons butter
• 1 medium onion, chopped
• 3 cups soft bread crumbs
• 1/2 cup shredded reduced-fat cheddar cheese
• sliced cherry tomatoes and minced chives