This should get you going:

• Legumes
• Rice (choose brown more often)
• Pasta (choose whole grain or enriched more often)
• Potatoes
• Cereals (instant oatmeal and low sugar cereals)
• Canned and frozen fruits and vegetables
• Peanut butter
• Nuts and seeds
• Canned tomatoes

Watch Make Meals Happen: Well Stocked Fridge and Kitchen Cupboard for Quick and Easy Meals for more ideas.