Combine the blueberries, water, sugar and vinegar in a small-sized saucepan over medium-high heat.
Bring to a boil; lower heat and gently simmer. Once mixture reduces by half, remove from heat Serve warm over fresh pancakes or allow to cool before storing in fridge.
Once mixture reduces by half, remove from heat
Serve warm over fresh pancakes or allow to cool before storing in fridge.
