Herbed apple stuffed pork

Ingredients

• 1 1/2 lb organic/grass fed pork loin
• 1 red apple – small dice
• 1 celery stalk – small dice
• 1 garlic cloves – minced
• 1 lemon – zested
• 1/4 cup parsley – chopped
• 1/4 cup sage – chopped
• 1/2 cup Calvados
• 4 tbsp olive oil
• S&P