Sweet and spicy is derived from the term "tangy". To properly describe a "tangy" taste, you wouldn't consider too much spicy flavor.
Onions taste spicy because they contain sulfur compounds that stimulate the taste buds and create a pungent flavor.
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We taste salty, sweet, sour and spicy. The level of taste is determined by the number of receptors for that specific category of flavor. Since different flavored chips can contain all four, the response to taste depends on the individual tasting them. I may say a chip is bland but too salty and another person may say they're too spicy and not salty enough.
an onion taste sour and quite spicy
Vinegar (in moderation) tends to cut the heat a bit. Milk products and sugar do as well, but may change the taste or consistency of what you are making to too great a degree.
"Spicy" is an adjective that describes a taste or flavor. It is not an adverb.
spicy but yummy!
because the lactase detroys the taste and milk has casein, a fat-loving compound that binds with the spicy capsaicin in peppers. that washes the taste away.
"Spicy" is an adjective. It is used to describe the taste of food with a strong, pungent flavor.
The taste buds that sense spicy foods are called the fungiform papillae, particularly those located at the front of the tongue. These taste buds contain receptors that are sensitive to capsaicin, the compound responsible for the spicy sensation.