 In the "world famous" Bury Market and in Preston, parched peas are sold ready-cooked and served in brown-paper bags or in plastic tubs, as an autumn delicacy.They are also sold at the Manchester Christmas markets.Consumption is limited to certain areas within the historical boundaries of Lancashire, notably Oldham, Wigan, Bury, Rochdale, Preston, Stalybridge, Leigh, Atherton, Tyldesley and Bolton.