Stir together over low heat gradually stirring in sugar until completely dissolved. (easydessert.org)
In a small saucepan over medium heat, melt the oil then stir in the sugar and pumpkin puree just until warm; about 1 minute. (ohladycakes.com)
When the butter and chocolate have melted, remove the bowl from on top of the pot and stir in the sugar mixture with a wooden spoon. (strawberriesforsupper.com)