Here are a few, a variety for you to choose from...
1/2 cup sour cream
1 tsp vanilla extract
1/2 cup blueberries
2 Tbsp fresh lemon juice
1 Tbsp sugar
Combine and simmer over low heat until berries begin to burst. Stir until smooth.
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1 cup apple juice
1 cup blueberries (fresh or frozen)
1 Tbsp cornstarch
Mix apple juice and cornstarch in saucepan until there are no lumps. Add berries and cook, stirring constantly, over moderate heat until sauce clears and thickens.
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2 cups blueberries
1/2 cup sugar
1 Tbsp orange juice
1/2 tsp salt
1/2 tsp vanilla, not until cooked
Process first 4 ingredients in a blender. Place in a saucepan and bring to a boil. Allow to boil for 1 minute, and then add vanilla.
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4 cups fresh or frozen (thawed) blueberries
1/2 cup sugar
2 T red wine vinegar
1/4 t ground cinnamon
1/4 t ground nutmeg
1/8 t ground mace
1/8 t ground cloves
Place blueberries in medium-size heavy saucepan. Add remaining ingredients and toss gently.
Cook over medium heat, stirring frequently, for 15 minutes. Then raise heat and boil for 5 minutes.
Reduce heat to medium again and cook, stirring frequently, for 10 minutes. Remove sauce from heat and allow to cool to room temperature. Refrigerate until chilled, 2 hours. Makes 2 cups.
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2 cups water
1/2 cup sugar
2 tablespoons butter
2 Tbsp flour
4 Tbsp lemon juice
Simmer until of uniform consistency.