Misc. research:

COSTCO:

  10⅜" heavy paper plates:  $17 / 165
  8¾" lightweight paper snack plates:  $14.40 / 225

  Large Muffins: $7/dozen
  Apple Strudels: $8/8
  ChocChip Cookies: $7/24

SAFEWAY:

  Brownie Bites: $5/24
  Jumbo Cookies: $6/12
  Regular-size Cookies: $5/50 (?verify?)
  Medium-size muffins: $5/9
  Apples: $2/lb
  Satsuma Mandarins: $2/lb

DONUT & BAGEL CAFE - 750 Stony Point Rd #A120 
  (in small shopping center east of Stony Point, just South of Hwy 12)
  FABULOUS BAGELS
  Don't remember their cost (probably ~ $1 ea)