Macaroni Pie

Ingredients (15)

• 3 packages (16 ounces each) uncooked ziti pasta
• 8 cups extra-sharp cheddar cheese, shredded
• 2 cups shredded Parmesan cheese
• 2 cups shredded smoked Gouda cheese
• 1 cup butter, softened
• 4 cups whole milk
• 1 cup ketchup
• 1 large onion, chopped
• 1/2 cup yellow mustard
• 1/3 cup packed brown sugar
• 2 garlic cloves, minced
• 3 fresh thyme sprigs, leaves removed and chopped
• 1 tablespoon coarsely ground pepper
• 2 teaspoons salt
• 1 to 2 tablespoons Bajan hot pepper sauce