The document discusses building a healthier burger option by finding alternatives to the existing bun and cheese that contain fewer calories, fat, and carbohydrates. Specifically, an alternative bun contains 140 calories, 2g fat, and 27g carbohydrates compared to 260 calories, 5g fat, and 45g carbohydrates in the original bun. An alternative cheese contains 70 calories, 4g fat, and 1g carbohydrates versus 125 calories, 9g fat, and 1g carbohydrates in the original cheese. Combining these alternatives results in a better burger with 410 calories, 19g fat, and 28g carbohydrates rather than 585 calories, 27g fat, and 46g carbohydrates in the