Fruit syrup sauce, or saftsås, is a Swedish condiment made from fruit syrup and vinegar. It is usually used as a topping for pancakes, waffles, or other desserts.
Proceed as follows:
Mix the fruit syrup, water and potatoe starch and bring it to a boil while stirring constantly.
Let it boil for 6 - 8 seconds and remove it from the heat.
Taste and and honey as required.
Serve either cold or above room temperature (but not hot).