Easy Salted Caramel Sauce

Bahan-bahan (2 porsi)

• 1 1/2 cups light brown sugar, packed
• 3/4 cup (1 1/2 sticks) butter
• 2 tablespoons water
• 2/3 cup evaporated milk
• 1 teaspoon vanilla extract
• 1 teaspoon salt, or more to taste