Cost information for the following is not included. Normally this is because the quantity or ingredient is unknown
12 x 1 1/(2-oz) slices of beef filet, gently pounded thin
  Salt and freshly grnd pepper
1/3 c. freshly grated Parmigiano Reggiano cheese
2 x to 3 Tbsp. extra virgin olive oil, plus additional for basting
1 x finely minced hard boiled egg
16 whl bay leaves, fresh if possible
16 x 'stem to stern' slices of red onion, each slice about 2 inches wide, cut
  the outer layers of 1 or possibly 2 large onions
8 x bamboo skewers soaked in water for 2 hrs