Which item is often cited as a high-calorie offering at Carl's Jr.?

The selection of the 1/3 lb. Double Cheeseburger as a high-calorie offering at Carl's Jr. is based on its substantial composition. This burger features two beef patties, which significantly increase the calorie count due to both the meat and the accompanying cheese, condiments, and additional toppings. Items like this one are specifically designed to cater to customers looking for indulgent meals, contributing to their reputation for high-calorie fast food offerings.

In contrast, while the Super Star Burger is also a hearty choice, the 1/3 lb. Double Cheeseburger typically has a slightly higher calorie count due to the specific proportions of its ingredients. The Grilled Chicken Salad, on the other hand, is formulated to provide a healthier, lower-calorie option, which is the opposite of the high-calorie context of the question. Similarly, the Fish Sandwich is generally lower in calories compared to the beef-based options, further emphasizing how the 1/3 lb. Double Cheeseburger stands out in terms of calorie content.