shell of walnuts in brown bag on a white background. bio-waste. top view.

shell nutshell food brown nature ingredient nowaste waste shells ecology trash recycling nutty biowaste portion nutrition decoration composting herbal zerowaste tea bag woody household dried hard natural closeup walnut nut open background group white cracked peels isolated isolate organic object tasty healthy intact single hardiness crust vitamin walnuts bio-waste top view background bio-waste view