calories in a grain toast bread with butter
One slice of whole-wheat toast provides 76 calories, according to the U.S. Department of Agriculture. A tbsp. of peanut butter has 94 calories. Together, they make a snack that provides 170 calories. A piece of whole wheat toast with peanut butter provides 16 g of carbohydrates, 8 g of protein and 9 g of fat -- a balance of nutrients that can help keep hunger at bay. You will also get 3 g of hunger-fighting fiber.