The Underdog 0.75 oz Four Roses Bourbon Yellow Label 0.75 oz Marie Duffau Napoléon Bas Armagnac 0.75 oz  Casa Bacardi 8 years old dark rum 1 oz Ginger Peach Sweet Tea Simple Syrup (recipe below) 0.75 oz Prosecco 0.5 oz lemon juice 3 dashes Angostura Bitters Fill a mixing glass with ice, add ingredients and stir…