One half cup of food = a rounded handful. This would be how you'd measure cut fruit, cooked vegetables, pasta or rice. This also equals one ounce of food such as snack foods, such as pretzels.
One fourth cup of food = a large egg. Use this visual tool to measure your dried fruit, like raisins.
Three ounces of food = a cassette tape. With this tool you can measure your meat or poultry.
Three ounces of food = your checkbook. Use this visual tool to measure your serving of fish.