Slow cooker turkey breast stuffed with wild rice and cranberries {gluten-free}

INGREDIENTS

1/2 cup

wild rice

1/4 cup

dried cranberries

1 tbsp

dried thyme leaf

1/4 cup

diced apple (any tart variety)

4 tsp

olive oil, divided

1/4 cup

diced onion

1/4 cup

died celery

1/4 tsp

kosher salt

1/4 tsp

fresh black pepper

egg (any size)

3 lb

boneless turkey breast, skin removed, butterflied

whole onion, peeled and quartered

-oz can unsweetened frozen apple juice concentrate, or 12 oz apple cider