Stir lingonberries and sugar together. Let sit at room temperature, stirring occasionally, until sugar dissolves (this might take a couple of hours if your berries are frozen). Store in the refrigerator for two to three weeks or freeze for longer storage.
Calories: 22kcal | Carbohydrates: 5g | Protein: 1g | Fat: 1g | Sodium: 1mg | Potassium: 1mg | Sugar: 1g | Vitamin A: 35IU | Vitamin C: 8mg | Calcium: 10mg | Iron: 1mg