Oil-Free Blueberry Vinaigrette

1/2 cup fresh blueberries
1 Tbsp. red wine vinegar
1 Tbsp. water
1/8 tsp. onion powder
Dash of black pepper

Add all ingredients to a blender/food processor and whiz until smooth.

Allow to rest for a few minutes to congeal.

NOTE: This salad dressing is good on spinach, mixed greens, red
onions, blueberries, and sliced nectarines.