1. Old Fashioned: The Old Fashioned is a classic whisky-based cocktail that originated in the 19th century. To make an Old Fashioned, you will need whisky, bitters, sugar, and a twist of orange peel. Simply combine the ingredients in a mixing glass with ice, stir until chilled and diluted, and serve over a large ice cube in a rocks glass.

2. Manhattan: The Manhattan is another classic whisky-based cocktail that is named after the New York City borough. To make a Manhattan, you will need whisky, sweet vermouth, and bitters. Simply combine the ingredients in a mixing glass with ice, stir until chilled and diluted, and serve over a large ice cube in a chilled cocktail glass.

3. Whiskey Sour: The Whiskey Sour is a simple and refreshing whisky-based cocktail that is made with whisky, lemon juice, sugar, and egg white. To make a Whiskey Sour, combine the ingredients in a shaker with ice and shake until frothy. Strain into a chilled glass and garnish with a cherry and a twist of lemon peel.

4. Rob Roy: The Rob Roy is a variation of the Manhattan that is made with Scotch whisky instead of bourbon or rye. To make a Rob Roy, you will need Scotch whisky, sweet vermouth, and bitters. Simply combine the ingredients in a mixing glass with ice, stir until chilled and diluted, and serve over a large ice cube in a chilled cocktail glass.

5. Sazerac: The Sazerac is a rich and complex whisky-based cocktail that originated in New Orleans. To make a Sazerac, you will need rye whisky, absinthe, sugar, and Peychaud's bitters. Coat a chilled glass with absinthe, then combine the remaining ingredients in a mixing glass with ice and stir until chilled and diluted. Strain into the prepared glass and garnish with a twist of lemon peel.

These are just a few of the many delicious whisky-based cocktails that you can enjoy. Whether you prefer a classic Old Fashioned or a refreshing Whiskey Sour, there is a whisky-based cocktail to suit every taste.