Blueberry Lemon Walnut Bread

Ingredients

• 1 cup California walnuts, chopped
• 2 cups all-purpose flour
• 2 teaspoons baking powder
• 1/2 teaspoon baking soda
• 1/4 teaspoon salt
• 1 cup granulated sugar
• 2 tablespoons lemon zest
• 3/4 cup buttermilk
• 2 eggs
• 1 teaspoon vanilla extract, pure
• 2 tablespoons butter, unsalted, melted
• 2 tablespoons canola oil
• 1 cup blueberries, fresh or frozen
• 3 tablespoons granulated sugar
• 2 tablespoons lemon juice, fresh