Robert Simonson, longtime New York Times cocktail and spirits writer and author of "The Martini Cocktail: A Meditation on the World's Greatest Drink" (Ten Speed Press), offers "Sunday Morning" viewers two classic martini recipes. "I'm a purist," he said. "If there's no vermouth in there, I don't know how you can call it a cocktail.

" Robert Simonson's Martini Ingredients: 2 1⁄4 ounces Hayman's London Dry Gin 3⁄4 ounce Dolin dry vermouth 2 dashes Regan orange bitters Lemon twist for garnish Instructions: Combine liquid ingredients in a mixing glass half-filled with ice. Stir until chilled, about 15 seconds. Strain into a chilled coupe or Martini glass.

Express lemon twist over surface of the glass and drop in. Robert's Father's Martini-on-the-Rocks Ingredients: 2 1⁄2 ounces Hayman's London Dry Gin 1⁄2 ounce Dolin dry vermouth Olives for garnish Instructions: Add liquid ingredients to a Double Old-Fashioned glass filled with a few ice cubes. Stir briefly.

Garnish with either one or three olives. For more info: "The Martini Cocktail: A Meditation on the World's Greatest Drink, with Recipes" by Robert Simonson (Ten Speed Press), in Hardcover and eBook formats, available via Amazon , Barnes & Noble and Bookshop.org The Mix with Robert Simonson (Newsletter) Check out the "Sunday Morning" 2024 "Food Issue" recipe index Recipes David Morgan is senior producer for CBSNews.

com and the Emmy Award-winning "CBS News Sunday Morning." He writes about film, music and the arts. He is a.