walnut kernels in a wooden bowl and whole walnuts on table. close up of metal pliers to open nuts with walnut nutcracker

crusted top clipping broken cracked studio pile vitamin health walnut kernels isolate nutritious peeled dried protein brain heap shelled dry vegan healthy organic background brown nut food ingredient vegetarian kernel snack closeup raw natural nutrition tasty diet fresh shell fruit isolated seed nutshell walnuts object wooden bowl table close metal pliers open nuts nutcracker