Sierra'S Salad

Ingredients

• 1 cup chopped walnuts
• 6 tablespoons balsamic vinegar
• 1/4 cup olive oil
• 1 1/2 teaspoons toasted sesame oil
• 2 firm ripe avocados
• 3 quarts bite size pieces romaine lettuce
• 2 cups diced fresh tomatoes
• 2 cups thinly sliced mushrooms
• 1 cup thinly sliced red onion
• 1 (3 7/8 ounce) can sliced ripe olives
• 1/2 lb crumbled feta cheese
• 1/2 cup slivered fresh basil leaf