Pre-heat saute pan or griddle to very hot. Set aside while you prepare and sear the tuna! Remove sauce from pan, and add about 4oz fresh spinach to the pan. For the tuna, whisk 3/4 cup olive oil, orange juice, soy sauce, brown sugar, hoisin sauce, honey and red pepper flakes in a bowl. Pour over the tuna in a shallow dish, turning to coat. Learn how to grill tuna steaks in less than 10 minutes with a fun dipping sauce using any type of grill. Step 2: Sear the Ahi Tuna. Make it a Salad: Add 1 cup orange juice to the final pan sauce, and use the pan sauce as a warm salad dressing. Recipe by YiayiaMouse. Whisk until combined. Bring to room temperature for serving, if time allows. DIRECTIONS. Allow to refrigerate, if time allows, so flavors will marry. This sauce is super flavorful and adds the perfect complement to this dish. Toss 30 seconds, until wilted. Serve tuna over the spinach with the warm dressing. ... lb fresh ahi tuna, sushi grade Advertisement. This Grilled Tuna Steak Recipe is easy and delicious! Searing tuna is actually an easy task! To prepare the dipping sauce, add chopped cilantro, grated ginger, garlic, soy sauce, water, brown sugar, and sesame oil to a small bowl. The Cat's Meow Dipping Sauce for Seared Ahi. Step 1. Sweeter Sauce: Add ¼ cup freshly squeezed orange juice to the sauce. The savory lime and soy based dipping sauce is mouthwatering and full of flavor. Mix all ingredients.