Grilled Tuna with Jicama and Cucumber Relish

1 cup diced peel jicama

1 cup hot house cucumber

½ cup diced red onion

½ cup diced green bell pepper

2 jalapeno chilies, finely chopped

2 tablespoons fresh lime juice

1 teaspoon oriental sesame oil

2 12 oz. tuna steaks (about 1 inch thick)

2 teaspoons soy sauce

1. Combine first 7 ingredients in medium bowl
2. Season to taste with salt and pepper (can be prepared 6 hours ahead, cover and refrigerate)
3. Preheat grill. 
4. Brush tuna with soy sauce
5. Broil 6 inches from heat until just cooked and still pale pink in center, about 4 minutes per side
6. Top fish with relish and serve.