Homemade Saltwater Taffy Ingredients - 1 cup granulated sugar - 1/4 cup unsalted butter - 1/2 cup light corn syrup - 1/4 cup water - 1/4 teaspoon salt - 1/2 teaspoon vanilla extract - Food coloring (optional) Instructions Prepare the Mixture: In a saucepan, combine the sugar, corn syrup, water, and salt. Cook over medium heat, stirring until the sugar dissolves. Boil the Mixture: Once dissolved, stop stirring and allow the mixture to boil until it reaches 260°F (127°C) on a candy thermometer. Add Butter and Flavoring: Remove from heat and stir in the butter and vanilla extract. If using, add a few drops of food coloring. Cool the Taffy: Pour the mixture onto a greased marble surface or a heatproof baking sheet. Let it cool for about 5 minutes until it's cool enough to handle. Pull the Taffy: Once cool enough, pull the taf...