Four Berry Salad - King's Olive Oil

Ingredients

• 1 tablespoon Blueberry balsamic vinegar
• 2 teaspoons light-brown sugar
• 1 1/2 cups strawberries, hulled and halved, or quartered if large
• 1 cup blueberries
• 3/4 cup raspberries
• 1/2 cup blackberries
• 2 tablespoons small mint leaves
• 1/4 cup toasted walnuts or pecans, coarsely chopped (optional)