Rice and Grilled Asparagus Salad Recipe

1/4 cup olive oil

1 yellow pepper - seeded and cut in half

1 red pepper - seeded and cut in half

1/4 cup orange juice - plus more if needed

1 clove garlic - chopped

2 tablespoons fresh ginger

2 tablespoons honey

1/2 orange - the zest only

1 orange - segmented and cut up

1/4 teaspoon wasabi powder

1 cup dry brown rice

3/4 teaspoon salt

1/3 cup mixed nuts, optional