Summer Salad with Citrus Vinaigrette

Ingredients

• 3 tablespoons red wine vinegar
• 3 tablespoons orange juice
• 2 teaspoons honey
• 1-1/2 teaspoons Dijon mustard
• 1 teaspoon olive oil
• SALAD:
• 1 tablespoon canola oil
• 1 pound beef top sirloin steak, cut into thin strips
• 1/2 teaspoon salt, optional
• 4 cups torn romaine
• 2 large oranges, peeled and sectioned
• 1/2 cup sliced fresh strawberries
• 1/4 cup chopped walnuts, toasted, optional