Asian Grilled Tuna with Baby Zucchini, Squash & Onions

grilled tuna

A flavorful way to pack in a few Omega 3's.  Try this recipe for grilled tuna flavored with chile paste, sesame oil, ginger and oyster sauce.  The same sauce would work well for halibut or salmon.

  • PrepN/A |
  • TotalN/A |
  • Serves 4


    • 4 tuna steaks, 8 ounces each
    • 1 cup soy sauce
    • 1/4 cup rice vinegar
    • 1/4 cup fresh lemon juice
    • 2 tablespoons oyster sauce
    • 1 tablespoon dark sesame oil
    • 1 1/2 teaspoons chili paste
    • 1/2 cup sliced scallions
    • 4 cloves garlic, minced
    • 2 tablespoons fresh ginger, minced
    • 2 baby zucchini, sliced diagonally
    • 2 yellow squash, sliced diagonally
    • 1 red onion, sliced horizontally into 1/2-inch thick steaks


Mix together soy sauce, vinegar, lemon juice, oyster sauce, sesame oil, chili paste, scallions, garlic, and ginger. Pour 1 1/2 cups of the mixture over tuna and let marinade for at least 20 minutes and up to 1 hour. Save remaining marinade.

Preheat grill on medium high heat.

Brush zucchini, squash, and onions with remaining marinade and grill vegetables and tuna steaks. Grill tuna for 2 minutes on both sides and grill vegetables until charred and tender. Serve immediately.
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