Seared Tuna Tostadas

Ingredients

• 1 Tbs. vegetable oil
• Freshly ground black pepper to taste
• 1 tsp. slivered fresh ginger
• 1 Tbs. toasted sesame oil
• 2 tsp. rice-wine vinegar
• 2 cloves garlic, minced
• 8 wonton wrappers, cut into quarters (about 2-inch squares)
• + 11 more ingredients
• • Vegetable oil for frying
  • ¹/₃ cup chopped scallions
  • ½ cup crème fraîche or sour cream
  • 2 scallions, chopped
  • 1 lb. (about 4) plum tomatoes, peeled, seeded, and diced
  • ¼ cup water
  • ¼ cup wasabi powder
  • 1 lb. very fresh tuna steaks (ahi is best), cut into rectangular logs about 1-¾ inches thick and 5 inches long
  • 1 Tbs. soy sauce
  • Salt and freshly ground black pepper to taste
  • 4 fresh shiso leaves (or 1 Tbs. fresh cilantro), chopped

At least two days before serving, mix the wasabi powder with the water to form a soft paste. Cover and refrigerate.

View full recipe at Fine Cooking