This recipe carries 437 calories, which may sound slightly high for breakfast but ensure a solid boost of energy in the morning. You can for sure, kick those mid-morning cravings to the curb! The protein in this breakast recipe, as promised, comes in at a whooping 44.4 grams. There are about 38 grams of carbs along with 12.3 grams of fats to top it off, lists Archit. While the protein bread is a good addition to this recipe, letting you feast on some good old carbs early in the morning, just the Japanese egg sando filling is solid in itself as well, offering 237 calories. The protein content slightly drops, coming in at 30.4 grams, as do the carb and fat content which come in at 7 grams and 9.3 grams respectively. This is one of those things you can add on the side to any dish to give it a boost of protein.