Tuna, Asparagus, and Lima Bean Salad - Delicious Living

Ingredients

• 16 asparagus spears, ends trimmed
• 1 pound fresh ahi tuna steak, cut into large cubes
• 2 tablespoons plus 1 teaspoon sherry vinegar or red wine vinegar
• 1/4 teaspoon sea salt
• 1/4 teaspoon freshly ground black pepper, divided
• 1 tablespoon plus 1/2 teaspoon extra virgin olive oil
• 2 cups cooked lima beans
• 2 cups seedless black grapes, halved
• 1 cup watercress leaves
• 1/4 cup thinly sliced red onion
• 1 tablespoon low-sodium soy sauce
• 1 teaspoon agave nectar