Take some gin and tonic water and pour both of them over ice. Final touches include garnishing with a thin slice of lemon. You can vary the amount of gin according to your taste but the suggest gin-to-tonic rations are 1:1, 1:2, 1:3 and 2:3. In some of the countries, you can get a can of gin and tonic so you don’t have to go through the trouble of actually mixing them yourself however, in bars; they mix the two in front of you to give you the taste you prefer. The drink is also referred to as G and T in most countries. It is highly popular at beaches in India.