Summarize the following:
Sprinkle a little flour on your counter and unroll 2 sheets of thawed puff pastry from an 18-ounce (500 g) package. Try to keep your work surface cold or roll the pastry out on marble. Set each assembled sausage rolls on a baking sheet and put the sheet in the refrigerator. Chill the rolls until the pastry hardens.

Summary:
Preheat the oven to 400 °F (204 °C) and get out the puff pastry. Chill the sausage rolls for 20 minutes.