Cheeseburger Mac and Cheese – Rachael Ray

Ingredients

• 1 pound cavatappi pasta
• 1 pound ground sirloin
• 1 tablespoon grill seasoning (about a palmful)
• 1/4 cup ketchup
• 1/4 cup yellow mustard
• 3 tablespoons extra virgin olive oil (EVOO), divided
• 2 tablespoons butter
• 1 medium red onion, chopped
• Salt and ground black pepper
• 2 tablespoons flour
• 2 cups milk
• 1 1/4 cups grated yellow cheddar cheese, divided
• 1 1/4 cups grated Swiss cheese, divided
• 3 small tomatoes, seeded and chopped
• 1 deli-style pickle, chopped