When you go to the drive thru, you know that you're not getting health food, but which menu items are just guilty treats, and which ones are going to ruin your diet entirely? We know that Chain restaurants serve guilt-ridden grub on a regular basis, but in case you were interested, here are the most calorie-laden menu items at major fast food restaurants around the US!

  1. Jack in the Box's Sirloin Bacon and Cheese Burger: 1,010 Calories
  1. Subway's Footlong Chicken & Bacon Ranch Sandwich: 1,160 Calories
  1. Chipotle's Carnitas Burrito with Sour Cream and Guacamole: 1,120 Calories
  1. McDonalds' Deluxe Breakfast: 1,150 Calories
  1. Panda Express' Beijing Beef and Fried Rice: 1,230 Calories
  1. Burger King Triple Whopper with Cheese: 1,250 Calories
  1. Wendy’s Baconator Triple: 1330 Calories
  1. Dairy Queen's Four-Piece Chicken Strip Basket: 1,340 Calories
  1. Carl's Jr's Double Six Dollar Burger: 1,520 Calories
  1. Quiznos' Large Tuna Melt: 2,090 Calories

    Photo Credits: Food Beast, Business Week, Sweet Addiction, Subway, drpenfield, McDonalds, healthfiend, Jack in the Box, Get Physical Today, Ranting Friends