Lemon Blueberry Cake

Ingredients

• 3 cups all-purpose flour
• ½ teaspoon vanilla extract
• ½ cup canola or vegetable oil
• ½ teaspoon table salt
• 1 ½ cups granulated sugar
• ½ cup unsalted butter
• 1 Tablespoon cornstarch
• 1 batch lemon frosting or preferred frosting
• ¼ cup lemon juice
• ½ teaspoon baking soda
• ¾ cup buttermilk
• 2 ½ cups blueberries
• 4 large eggs
• 2 Tablespoons lemon zest
• 2 teaspoons baking powder