Grilled Sweet Onion Lomi Tomato
- 1 medium Ewa sweet onion, cut in slices to form 1/2-inch thick rounds
- 12 ounces heirloom cherry tomatoes, halved or quartered, depending on size
- 1/2 cup sliced green onion
- 2 teaspoon fish sauce
- Hawaiian sea salt to taste
- 1 Hawaiian chili pepper, or to taste, optional