The details and current status of data requests submitted through the Data Request Help Desk page can be seen here.
US State Monthly Consumer Spend for Restaurant/Din...
US State Monthly Consumer Spend for Restaurant/Dining Category
Month by month variation average consumer spend on restaurant/dining/fast food/eating places at a state level
http://catalog.data.gov/dataset/consumer-expenditure-survey-e173d (national and annual numbers, not by state and not by month)
We also found the following links to reports on consumer spending in restaurants: