Ingredients
1 envelope brown gravy mix
1/2 cup water
3 tablespoons soy sauce
2 tablespoons balsamic vinegar
1 garlic clove, minced
1 pork tenderloin (about 3/4 pound), cut into 1/2-inch slices
1/4 cup olive oil
1/2 pound fresh mushrooms, sliced
1 medium onion, sliced and separated into rings
Hot cooked rice