Fleur de Sel Caramels

Bahan-bahan (12 porsi)

• 1/2 cup sugar
• 1/4 cup light corn syrup
• 1 1/2 cups heavy cream
• 5 tablespoons unsalted butter
• 1 teaspoon fleur de sel, plus extra for sprinkling
• 1/2 teaspoon pure vanilla extract
• parchment paper or wax paper, for wrapping