There are 650 calories in 1 order Taco Bell Quesarito; click to get full nutrition facts and other serving sizes.. A Taco Bell's Quesarito is essentially a burrito wrapped in a grilled quesadilla. The limited time menu item is made with seasoned beef, seasoned rice, a creamy chipotle sauce, and reduced-fat sour cream. There are 570 calories in one serving of the unique Quesarito.
Taco Bell Quesaritos contain between 630-650 calories, depending on your choice of option. The option with the fewest calories is the Steak Quesarito (630 calories), while the Beef Quesarito contains the most calories (650 calories). Choose from the options below to see the full nutrition facts, ingredients and allergen information.. A Taco Bell Beef Quesarito has about 650 calories, while steak and chicken versions sit a bit lower in the low-600s per burrito.