Following are some tips to use food scraps to help your garden.
Eggshell planters, coffee ground fertilizer, orange peel bug deterrent, etc.
Or you can set up your own compost.
Food52 – 3 Ways to Compost.
When cleaning fruits and vegetables, save the seeds for planting: tomato, cantaloupe, pumpkin, bell pepper, etc. If they don’t grow – you didn’t spend anything.
See the Food Storage & Leftover page for re-growing vegetables from scraps.