Greyhound cocktails are fruity, refreshing, and perfect for summertime sipping. This easy recipe only requires four ingredients, so it’s perfect for when you’re short on time.

To make a greyhound cocktail, you’ll need vodka, grapefruit juice, lime juice, and sugar. Simply mix together all of the ingredients in a shaker filled with ice, and strain into a glass.

If you want to make a frozen greyhound cocktail, simply blend all of the ingredients together in a blender and freeze until …