First of all, it is necessary to solve the relationship between variable cause and constant cause, ensure the stability of the product and find the taste that customers want.
1, the constant factors are: water quality (soft-sour, hard-bitter), bean seed, bean quantity, time (long-bitter, astringent, short-light), grinding degree (coarse-light, fine-thick), baking degree (baking deep-bitter, baking shallow-acid)
2, the factors are: mixing mode (strong-acid, high irritation, weak-low taste irritation), water temperature (high-acid, strong, low-bitter, light)
What makes a good cup of coffee?
There is no peculiar smell of coffee, sour, sweet and bitter balance, avoid the appearance of astringency, mellow taste, aftertaste, long aftertaste.
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