2. The main part of bread is starch, starch is sugar, and the eggs in the cake are protein, and sugar is easier to digest than protein.

3, bread is easy to digest, belongs to pasta, and can be eaten for breakfast. There are too many messy ingredients in the cream of the cake, which is not easy to digest.

4. Extended answer: If the stomach is not good, it is recommended to eat bread. Bread belongs to pasta and is easy to digest. It is recommended to drink more porridge and nourish the stomach. And the cream in the cake belongs to fatty things, which is not conducive to digestion and is sweet and greasy. No matter what you eat, it is recommended to eat less and eat more.