In a heavy saucepan combine blueberries, sugar and water.
Heat on med-high heat and stir until sugar is dissolved.
Add lemon juice and reduce heat to low and simmer for about 1 hour, or until the sauce has reduced to a thickness you like.
Nutritional information is provided as a courtesy and is an estimate only. This information comes from online calculators. Although attempts have been made to provide accurate nutritional information, these figures are only estimates.