Cost information for the following is not included. Normally this is because the quantity or ingredient is unknown
2 c. Rioja red wine
  Salt to taste
  Freshly-grnd black pepper to taste
10 x red pearl onions scored, blanched,
  and peeled
10 x white pearl onions scored, blanched,
  Extra virgin olive oil to cook
4 x tuna fillets - (5 to 6 ounce ea)