Unfortunately the exchange rate is very bad, it was $2 to the £1 when we first went in 2008 so everything is a lot more than previously.
However it also depends where you eat - we just went to normally Dennys, Crackerbarrel, Bob Evans or Perkins
https://www.attraction-tickets-direct.co.uk/?gclid=EAIaIQobChMIvuXFpJCz5AIVCLTtCh2OFQvAEAAYASAAEgI2TvD_BwE
Having been over there is August we got our tickets for the Theme Parks as per link above. We did not do Disney and these types of tickets cannot be purchased over there as far as I am...