artichoke rice salad

Ingredients

• 3 cups cooked rice
• 12 ounces marinated artichoke hearts, drained, chopped - reserve 4 ounces
• 1 cup mushrooms, sliced
• 1/2 cup red bell pepper, seeded and chopped
• 1/4 cup parmesan cheese, grated
• 1/3 teaspoon white pepper
• 1.5 tablespoons white wine vinegar
• - lettuce leaves
• 1/2 cup green onions, chopped