Nutrient composition – calories in toast vs bread – seasoned advice

Does toasting bread change the amount of calories in the bread?

i.e Does a slice of toast have more/less calories that a slice of bread?

I know that some moisture is lost in the toasting process but does the browning of the bread change its characteristics in such a way that it changes the calories?

If you are interested in the theory, the answer is yes, there is a change. How to ripen bananas for banana bread If you are interested in dieting, the answer is still yes, but it is quite irrelevant to you.

There are two types of browning reactions, Maillard and caramelization. Can you use frozen bananas for banana bread Both start with highly complicated molecules and end with different kinds of highly complicated molecules.


How many calories in a slice of banana bread For a very precise answer to your question, one would have to know every possible chemical reaction occuring there, the energy trapped in the precursors and in the resulting molecules, and whether this energy is accessible for the human body (e.g. Calories in a slice of banana bread there is quite a lot of energy in raw petrol, but your body can’t extract it if you happen to eat it). Banana bread no eggs As these reactions haven’t been studied in this level of detail, it isn’t possible to give you a really precise answer.

On the other hand, the tendency would be for the calories (at least the digestible ones) to fall somewhat. Banana bread without eggs First, the calories from amino acids and carbohydrates (which are the inputs for browning) are digestible; some of the reaction products can be digestible, but not all will be. Banana bread recipe no baking soda Second, some of the calories will literally disappear in thin air – because some of the products of these reactions are volatile.

But if you are expecting to reduce your dietary calorie intake by eating toasted bread, it will probably make no difference at all. Banana bread oil First, the calorie-reducing effects will only occur for a small part of the molecules involved. Best chocolate chip banana bread recipe Second, and more important: even if it did occur for all molecules involved, browning only happens on the surface (theoretically, it could happen on the inside too, if you heated it in the 154°C – 190°C range. Banana bread with oil instead of butter Practically, if you are doing that, nobody will want to eat that food). Banana bread recipe using oil The surface is quite small as opposed to the rest – let’s assume a slice with 1 cm thickness and a generous browning of 0.5 milimeter depth. Easy chocolate chip banana bread recipe (I know that the part which gets hard is thicker, but it doesn’t really get browner). Easy banana bread recipe with oil I’ll disregard the surface enlargment caused by leavened-bubbles in the crumb (because I’m afraid I might end up with an infinite fractal surface 🙂 ) and then we have ~10% of the slice browned. Banana bread recipe no eggs As I said, there is no chance that all the calories in this part disappear completely, and I doubt that the reduction will be really significant. Best chocolate chip banana bread recipe ever But even if it was at really high 50%, you only get 5% reduction in total, or 10 calories per slice of white bread, less for diet-friendly breads (and this number is just an inflated best-case guess).

Great answer! The question was not dieting related at all. Best chocolate chip banana bread Just curiosity. Banana bread Though I guess even if there was a significant reduction in the calories in the toast, I find that I generally put more butter on toast than on bread because the warm toast melts and absorbs the butter more easily than bread.

@Catch22, try buttering the bread first, toasting second. Banana bread recipe with brown sugar Same amount of butter as nontoasted bread, tastes much better because the butter browns too. Banana bread recipe without eggs And if you really don’t mind the calories, sprincle sugar on the butter before toasting.

Being a chef. Banana bread recipe with honey I know that the darker I make my roux the less of a thickening capability it has. Receta de banana bread Because charcoal cannot absorb moisture. Banana bread for toddlers So it would make sense that the more you toast a slice of bread the fewer calories it has. Banana bread recipe uk How much less that’s up for discussion.

The thickening power of roux is not analogous. Better homes banana bread What would be is if a dark roux had fewer calories than a light roux, given the same initial ingredients. Banana bread with cream cheese filling There certainly is a difference in toast, but it is trivially small.

I am sorry, this doesn’t make sense. Banana bread recipe brown sugar Browning reactions, as in toasting (Maillard and caremlization) are not burning; they are far more complex. 5 ingredient banana bread Molecules may disappear in that their constituents recombine into new molecules, but how does this help answer the question?

I think that by Toasting the bread, you are reducing the calories of the piece of bread, from 110 to 30, my doctor suggests i do it for my personal health and the health of others, the more you toast bread, the more you can eat 😀

You know the black on the bread from toast, those are all burned calories.

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