Pork Tenderloin with Onion Marmalade | Tante Marie's Kitchen

Ingredients

• 2 medium yellow onions, halved and thinly sliced
• 1/3 cup balsamic vinegar
• 1/3 cup sherry vinegar
• coarse salt and freshly ground pepper
• 1/2 tsp. ground ginger
• 1/2 tsp. ground allspice
• 2 Tbs. mustard seeds
• 2 small green apples, peeled, cored and cut into 1/2 inch cubes
• 4 lbs. pork tenderloin
• 2 Tbs. butter
• 1 Tbs. vegetable oil
• 1 cup chicken stock
• 2 Tbs. finely chopped fresh parsley