Go through your pantry and see if there are items you have stocked that you know you won't use and bring them to your local food bank. Canned items and non-perishables are always welcome contributions.
Some examples:
Peanut Butter
Canned Goods: meats, stews, tuna fish, pork & beans, navy beans, spam, soup
applesauce, peaches, pears, fruit cocktail,
Green beans, corn,pPeas and other vegetables
Dry pasta and Ramen noodles
Dried beans
Powdered milk
Spaghetti sauce, tomato sauce, ravioli, beefaroni
Macaroni & cheese and other packaged dinners
Cereal
100% Juice
Saltine crackers