According to Healthline, mixing a cup of coffee with the juice of one lemon has become a trendy practice. Coffee, known for its caffeine content, enhances energy, mood, and alertness, while lemons, ...

The coffee version of a tequila slammer. A ‘romana’ is the same idea but over lemon. A ‘mazagran’ is an iced black coffee - served in a long glass - with lemon juice. The extra acidity ...