Pork Tenderloin with Savory Apple Blueberry Compote - Blueberries

Ingredients

• 2 tablespoons olive oil
• 2 pork tenderloin
• 1 tablespoon fresh oregano
• 1 tablespoon Dijon mustard
• 1 teaspoon Kosher salt
• 1/2 teaspoon black pepper
• 1 tablespoon butter or margarine
• 2 Golden Delicious apples, peeled, cored, and thinly sliced
• 1/4 cup thinly sliced onion
• 1 teaspoon cornstarch
• 1 teaspoon sugar
• 1/4 teaspoon salt
• 1/4 teaspoon ground black pepper
• 1 cup fresh or frozen blueberries, divided
• 1 teaspoon lemon juice