Chicken And Veggie Kabobs

Name: Chicken And Veggie Kabobs
Ingredients: 1 pound button mushrooms; 1/2 teaspoon salt; 1/4 cup honey mustard, plus more for serving; 1 1/4 pounds boneless, skinless chicken breasts and/or thighs, cut into 1 1/2-inch chunks; 1 large eggplant, cut into 1 1/2-inch chunks; 2 boxes (about 6 ounces each) rice pilaf mix, prepared; 2 bunches green onions, cut into 1 1/2-inch pieces; 1/2 teaspoon ground black pepper; 2 red bell peppers, cut into 1 1/2-inch pieces; 3 tablespoons canola oil or extra-virgin olive oil; 3 tablespoons lemon juice