To avoid odor & fruit flies, you can: Empty food scraps into the outside cart daily. Rinse kitchen container frequently. Line kitchen container with a used paper towel or paper bag. Sprinkle baking soda in kitchen container. Rub container lid with vinegar Layer food & yard trimmings in your cart. Kitchen Compost Containers Homemade Kitchen Scrap Container You can make your own kitchen scrap collection container using an old pitcher, bucket, glass jar or yogurt container that you already have on hand. A container with a tight fitting lid works best. Many retailers also sell countertop compost containers made of plastic, stainless steel or ceramics.